diff options
Diffstat (limited to 'Documentation/features')
46 files changed, 155 insertions, 276 deletions
diff --git a/Documentation/features/arch-support.txt b/Documentation/features/arch-support.txt index d22a1095e661..118ae031840b 100644 --- a/Documentation/features/arch-support.txt +++ b/Documentation/features/arch-support.txt @@ -8,4 +8,5 @@ The meaning of entries in the tables is: | ok | # feature supported by the architecture |TODO| # feature not yet supported by the architecture | .. | # feature cannot be supported by the hardware + | N/A| # feature doesn't apply to the architecture diff --git a/Documentation/features/core/cBPF-JIT/arch-support.txt b/Documentation/features/core/cBPF-JIT/arch-support.txt index 399935616813..937840080de7 100644 --- a/Documentation/features/core/cBPF-JIT/arch-support.txt +++ b/Documentation/features/core/cBPF-JIT/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | TODO | | arm64: | TODO | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/core/eBPF-JIT/arch-support.txt b/Documentation/features/core/eBPF-JIT/arch-support.txt index 79409bfe0263..7434b43c2ff8 100644 --- a/Documentation/features/core/eBPF-JIT/arch-support.txt +++ b/Documentation/features/core/eBPF-JIT/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/core/generic-idle-thread/arch-support.txt b/Documentation/features/core/generic-idle-thread/arch-support.txt index 9ea60e416efd..0735cb5367b4 100644 --- a/Documentation/features/core/generic-idle-thread/arch-support.txt +++ b/Documentation/features/core/generic-idle-thread/arch-support.txt @@ -10,15 +10,12 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | ok | - | ia64: | ok | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | ok | | parisc: | ok | diff --git a/Documentation/features/core/jump-labels/arch-support.txt b/Documentation/features/core/jump-labels/arch-support.txt index 894d9693b380..ccada815569f 100644 --- a/Documentation/features/core/jump-labels/arch-support.txt +++ b/Documentation/features/core/jump-labels/arch-support.txt @@ -10,15 +10,12 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | diff --git a/Documentation/features/core/mseal_sys_mappings/arch-support.txt b/Documentation/features/core/mseal_sys_mappings/arch-support.txt new file mode 100644 index 000000000000..a3c24233eb9b --- /dev/null +++ b/Documentation/features/core/mseal_sys_mappings/arch-support.txt @@ -0,0 +1,30 @@ +# +# Feature name: mseal-system-mappings +# Kconfig: ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS +# description: arch supports mseal system mappings +# + ----------------------- + | arch |status| + ----------------------- + | alpha: | TODO | + | arc: | N/A | + | arm: | N/A | + | arm64: | ok | + | csky: | N/A | + | hexagon: | N/A | + | loongarch: | ok | + | m68k: | N/A | + | microblaze: | N/A | + | mips: | TODO | + | nios2: | N/A | + | openrisc: | N/A | + | parisc: | TODO | + | powerpc: | TODO | + | riscv: | TODO | + | s390: | ok | + | sh: | N/A | + | sparc: | TODO | + | um: | TODO | + | x86: | ok | + | xtensa: | N/A | + ----------------------- diff --git a/Documentation/features/vm/PG_uncached/arch-support.txt b/Documentation/features/core/thread-info-in-task/arch-support.txt index c74e3f8040e1..2afeb6bf6e64 100644 --- a/Documentation/features/vm/PG_uncached/arch-support.txt +++ b/Documentation/features/core/thread-info-in-task/arch-support.txt @@ -1,30 +1,27 @@ # -# Feature name: PG_uncached -# Kconfig: ARCH_USES_PG_UNCACHED -# description: arch supports the PG_uncached page flag +# Feature name: thread-info-in-task +# Kconfig: THREAD_INFO_IN_TASK +# description: arch makes use of the core kernel facility to embed thread_info in task_struct # ----------------------- | arch |status| ----------------------- | alpha: | TODO | | arc: | TODO | - | arm: | TODO | - | arm64: | TODO | - | c6x: | TODO | + | arm: | ok | + | arm64: | ok | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | ok | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | - | parisc: | TODO | - | powerpc: | TODO | - | riscv: | TODO | - | s390: | TODO | + | parisc: | ok | + | powerpc: | ok | + | riscv: | ok | + | s390: | ok | | sh: | TODO | | sparc: | TODO | | um: | TODO | diff --git a/Documentation/features/core/tracehook/arch-support.txt b/Documentation/features/core/tracehook/arch-support.txt index cd3510e2eedb..a72330e25542 100644 --- a/Documentation/features/core/tracehook/arch-support.txt +++ b/Documentation/features/core/tracehook/arch-support.txt @@ -10,15 +10,12 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | ok | | csky: | ok | - | h8300: | TODO | | hexagon: | ok | - | ia64: | ok | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | ok | | nios2: | ok | | openrisc: | ok | | parisc: | ok | diff --git a/Documentation/features/debug/KASAN/arch-support.txt b/Documentation/features/debug/KASAN/arch-support.txt index c3fe9b266e7b..39c6e78c0cbe 100644 --- a/Documentation/features/debug/KASAN/arch-support.txt +++ b/Documentation/features/debug/KASAN/arch-support.txt @@ -8,17 +8,14 @@ ----------------------- | alpha: | TODO | | arc: | TODO | - | arm: | TODO | + | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | @@ -27,7 +24,7 @@ | s390: | ok | | sh: | TODO | | sparc: | TODO | - | um: | TODO | + | um: | ok | | x86: | ok | | xtensa: | ok | ----------------------- diff --git a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt index 53da483c8326..156687a7436d 100644 --- a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt +++ b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt @@ -10,18 +10,15 @@ | arc: | ok | | arm: | TODO | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | - | parisc: | TODO | + | parisc: | ok | | powerpc: | ok | | riscv: | ok | | s390: | ok | @@ -29,5 +26,5 @@ | sparc: | TODO | | um: | TODO | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/debug/gcov-profile-all/arch-support.txt b/Documentation/features/debug/gcov-profile-all/arch-support.txt index 7563a494ddb8..63494bddc263 100644 --- a/Documentation/features/debug/gcov-profile-all/arch-support.txt +++ b/Documentation/features/debug/gcov-profile-all/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | ok | - | mips: | TODO | - | nds32: | TODO | + | mips: | ok | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | @@ -27,7 +24,7 @@ | s390: | ok | | sh: | ok | | sparc: | TODO | - | um: | TODO | + | um: | ok | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/debug/kcov/arch-support.txt b/Documentation/features/debug/kcov/arch-support.txt index ab0ee1c933c2..4449e1f55cd8 100644 --- a/Documentation/features/debug/kcov/arch-support.txt +++ b/Documentation/features/debug/kcov/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | @@ -29,5 +26,5 @@ | sparc: | TODO | | um: | ok | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/debug/kgdb/arch-support.txt b/Documentation/features/debug/kgdb/arch-support.txt index bc45bac20442..f287f16ce0ec 100644 --- a/Documentation/features/debug/kgdb/arch-support.txt +++ b/Documentation/features/debug/kgdb/arch-support.txt @@ -10,15 +10,12 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | ok | | hexagon: | ok | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | ok | | mips: | ok | - | nds32: | TODO | | nios2: | ok | | openrisc: | TODO | | parisc: | ok | diff --git a/Documentation/features/debug/kmemleak/arch-support.txt b/Documentation/features/debug/kmemleak/arch-support.txt index 2db76807ec6f..f45149cfa313 100644 --- a/Documentation/features/debug/kmemleak/arch-support.txt +++ b/Documentation/features/debug/kmemleak/arch-support.txt @@ -10,15 +10,12 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | ok | | mips: | ok | - | nds32: | ok | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt b/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt index 6225cfe0c5bf..d937b7a03575 100644 --- a/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt +++ b/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | TODO | | arm64: | TODO | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | diff --git a/Documentation/features/debug/kprobes/arch-support.txt b/Documentation/features/debug/kprobes/arch-support.txt index 371f0ac488f5..1ea27aedd098 100644 --- a/Documentation/features/debug/kprobes/arch-support.txt +++ b/Documentation/features/debug/kprobes/arch-support.txt @@ -10,20 +10,17 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | ok | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | ok | | sparc: | ok | diff --git a/Documentation/features/debug/kretprobes/arch-support.txt b/Documentation/features/debug/kretprobes/arch-support.txt index 38e95251deed..022be42e64f9 100644 --- a/Documentation/features/debug/kretprobes/arch-support.txt +++ b/Documentation/features/debug/kretprobes/arch-support.txt @@ -10,20 +10,17 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | ok | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | ok | | sparc: | ok | diff --git a/Documentation/features/debug/optprobes/arch-support.txt b/Documentation/features/debug/optprobes/arch-support.txt index 7f4a20e6a12b..92f5d0f444fa 100644 --- a/Documentation/features/debug/optprobes/arch-support.txt +++ b/Documentation/features/debug/optprobes/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | TODO | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/debug/stackprotector/arch-support.txt b/Documentation/features/debug/stackprotector/arch-support.txt index 3329559c8207..de8f43f2e5d6 100644 --- a/Documentation/features/debug/stackprotector/arch-support.txt +++ b/Documentation/features/debug/stackprotector/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/debug/uprobes/arch-support.txt b/Documentation/features/debug/uprobes/arch-support.txt index 43cac6ee0c68..0c698003ce9c 100644 --- a/Documentation/features/debug/uprobes/arch-support.txt +++ b/Documentation/features/debug/uprobes/arch-support.txt @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | TODO | | sparc: | ok | diff --git a/Documentation/features/debug/user-ret-profiler/arch-support.txt b/Documentation/features/debug/user-ret-profiler/arch-support.txt index d636ed0e679f..3e431767581d 100644 --- a/Documentation/features/debug/user-ret-profiler/arch-support.txt +++ b/Documentation/features/debug/user-ret-profiler/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | TODO | | arm64: | TODO | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/io/dma-contiguous/arch-support.txt b/Documentation/features/io/dma-contiguous/arch-support.txt index dfc93d074e3d..3c6ce35d704f 100644 --- a/Documentation/features/io/dma-contiguous/arch-support.txt +++ b/Documentation/features/io/dma-contiguous/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | ok | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/list-arch.sh b/Documentation/features/list-arch.sh index 1ec47c3bb5fa..ac8ff7f6f859 100755 --- a/Documentation/features/list-arch.sh +++ b/Documentation/features/list-arch.sh @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Small script that visualizes the kernel feature support status # of an architecture. @@ -5,20 +6,6 @@ # (If no arguments are given then it will print the host architecture's status.) # -ARCH=${1:-$(uname -m | sed 's/x86_64/x86/' | sed 's/i386/x86/')} - -cd $(dirname $0) -echo "#" -echo "# Kernel feature support matrix of the '$ARCH' architecture:" -echo "#" - -for F in */*/arch-support.txt; do - SUBSYS=$(echo $F | cut -d/ -f1) - N=$(grep -h "^# Feature name:" $F | cut -c25-) - C=$(grep -h "^# Kconfig:" $F | cut -c25-) - D=$(grep -h "^# description:" $F | cut -c25-) - S=$(grep -hv "^#" $F | grep -w $ARCH | cut -d\| -f3) - - printf "%10s/%-22s:%s| %35s # %s\n" "$SUBSYS" "$N" "$S" "$C" "$D" -done +ARCH=${1:-$(uname -m | sed 's/x86_64/x86/' | sed 's/i386/x86/' | sed 's/s390x/s390/')} +$(dirname $0)/../../scripts/get_feat.pl list --arch $ARCH diff --git a/Documentation/features/locking/cmpxchg-local/arch-support.txt b/Documentation/features/locking/cmpxchg-local/arch-support.txt index 1815c7fed06d..2c3a4b91f16d 100644 --- a/Documentation/features/locking/cmpxchg-local/arch-support.txt +++ b/Documentation/features/locking/cmpxchg-local/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | TODO | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/locking/lockdep/arch-support.txt b/Documentation/features/locking/lockdep/arch-support.txt index 940b0bd02957..b6b00469f7d0 100644 --- a/Documentation/features/locking/lockdep/arch-support.txt +++ b/Documentation/features/locking/lockdep/arch-support.txt @@ -10,18 +10,15 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | ok | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | ok | | mips: | ok | - | nds32: | ok | | nios2: | TODO | | openrisc: | ok | - | parisc: | TODO | + | parisc: | ok | | powerpc: | ok | | riscv: | ok | | s390: | ok | diff --git a/Documentation/features/locking/queued-rwlocks/arch-support.txt b/Documentation/features/locking/queued-rwlocks/arch-support.txt index 5c6bcfcf8e1f..b286a5fff283 100644 --- a/Documentation/features/locking/queued-rwlocks/arch-support.txt +++ b/Documentation/features/locking/queued-rwlocks/arch-support.txt @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | TODO | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | ok | | parisc: | TODO | - | powerpc: | TODO | - | riscv: | TODO | + | powerpc: | ok | + | riscv: | ok | | s390: | TODO | | sh: | TODO | | sparc: | ok | diff --git a/Documentation/features/locking/queued-spinlocks/arch-support.txt b/Documentation/features/locking/queued-spinlocks/arch-support.txt index b55e420a34ea..cf26042480e2 100644 --- a/Documentation/features/locking/queued-spinlocks/arch-support.txt +++ b/Documentation/features/locking/queued-spinlocks/arch-support.txt @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | TODO | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | ok | | parisc: | TODO | - | powerpc: | TODO | - | riscv: | TODO | + | powerpc: | ok | + | riscv: | ok | | s390: | TODO | | sh: | TODO | | sparc: | ok | diff --git a/Documentation/features/perf/kprobes-event/arch-support.txt b/Documentation/features/perf/kprobes-event/arch-support.txt index 04c17c2106a4..713a69fcd697 100644 --- a/Documentation/features/perf/kprobes-event/arch-support.txt +++ b/Documentation/features/perf/kprobes-event/arch-support.txt @@ -7,23 +7,20 @@ | arch |status| ----------------------- | alpha: | TODO | - | arc: | TODO | + | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | ok | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | ok | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | ok | | sparc: | ok | diff --git a/Documentation/features/perf/perf-regs/arch-support.txt b/Documentation/features/perf/perf-regs/arch-support.txt index e7450fbb8253..09431518b0e8 100644 --- a/Documentation/features/perf/perf-regs/arch-support.txt +++ b/Documentation/features/perf/perf-regs/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | - | mips: | TODO | - | nds32: | TODO | + | mips: | ok | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/perf/perf-stackdump/arch-support.txt b/Documentation/features/perf/perf-stackdump/arch-support.txt index 98e79d128d9b..f9db4dd8ef79 100644 --- a/Documentation/features/perf/perf-stackdump/arch-support.txt +++ b/Documentation/features/perf/perf-stackdump/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | ok | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | - | mips: | TODO | - | nds32: | TODO | + | mips: | ok | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | diff --git a/Documentation/features/sched/membarrier-sync-core/arch-support.txt b/Documentation/features/sched/membarrier-sync-core/arch-support.txt index 47e6903f47a5..7425d2b994a3 100644 --- a/Documentation/features/sched/membarrier-sync-core/arch-support.txt +++ b/Documentation/features/sched/membarrier-sync-core/arch-support.txt @@ -5,11 +5,27 @@ # # Architecture requirements # -# * arm/arm64/powerpc +# * arm/arm64/powerpc/s390 # # Rely on implicit context synchronization as a result of exception return # when returning from IPI handler, and when returning to user-space. # +# * riscv +# +# riscv uses xRET as return from interrupt and to return to user-space. +# +# Given that xRET is not core serializing, we rely on FENCE.I for providing +# core serialization: +# +# - by calling sync_core_before_usermode() on return from interrupt (cf. +# ipi_sync_core()), +# +# - via switch_mm() and sync_core_before_usermode() (respectively, for +# uthread->uthread and kthread->uthread transitions) before returning +# to user-space. +# +# The serialization in switch_mm() is activated by prepare_sync_core_cmd(). +# # * x86 # # x86-32 uses IRET as return from interrupt, which takes care of the IPI. @@ -33,21 +49,18 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | | powerpc: | ok | - | riscv: | TODO | - | s390: | TODO | + | riscv: | ok | + | s390: | ok | | sh: | TODO | | sparc: | TODO | | um: | TODO | diff --git a/Documentation/features/sched/numa-balancing/arch-support.txt b/Documentation/features/sched/numa-balancing/arch-support.txt index 964457ad26c1..984601c7c479 100644 --- a/Documentation/features/sched/numa-balancing/arch-support.txt +++ b/Documentation/features/sched/numa-balancing/arch-support.txt @@ -10,20 +10,17 @@ | arc: | .. | | arm: | .. | | arm64: | ok | - | c6x: | .. | | csky: | .. | - | h8300: | .. | | hexagon: | .. | - | ia64: | TODO | + | loongarch: | ok | | m68k: | .. | | microblaze: | .. | | mips: | TODO | - | nds32: | TODO | | nios2: | .. | | openrisc: | .. | | parisc: | .. | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | .. | | sparc: | TODO | diff --git a/Documentation/features/scripts/features-refresh.sh b/Documentation/features/scripts/features-refresh.sh index 9e72d38a0720..c2288124e94a 100755 --- a/Documentation/features/scripts/features-refresh.sh +++ b/Documentation/features/scripts/features-refresh.sh @@ -60,7 +60,7 @@ for F_FILE in Documentation/features/*/*/arch-support.txt; do echo " | arch |status|" >> $T_FILE echo " -----------------------" >> $T_FILE for ARCH_DIR in arch/*/; do - ARCH=$(echo $ARCH_DIR | sed -e 's/arch//g' | sed -e 's/\///g') + ARCH=$(echo $ARCH_DIR | sed -e 's/^arch//g' | sed -e 's/\///g') K_FILES=$(find $ARCH_DIR -name "Kconfig*") K_GREP=$(grep "$K" $K_FILES) # diff --git a/Documentation/features/seccomp/seccomp-filter/arch-support.txt b/Documentation/features/seccomp/seccomp-filter/arch-support.txt index c688aba22a8d..13feb679649e 100644 --- a/Documentation/features/seccomp/seccomp-filter/arch-support.txt +++ b/Documentation/features/seccomp/seccomp-filter/arch-support.txt @@ -10,22 +10,19 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | - | m68k: | TODO | + | loongarch: | ok | + | m68k: | ok | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | | powerpc: | ok | | riscv: | ok | | s390: | ok | - | sh: | TODO | + | sh: | ok | | sparc: | TODO | | um: | ok | | x86: | ok | diff --git a/Documentation/features/time/arch-tick-broadcast/arch-support.txt b/Documentation/features/time/arch-tick-broadcast/arch-support.txt index 4d11cbb3c09b..ccba965e8d07 100644 --- a/Documentation/features/time/arch-tick-broadcast/arch-support.txt +++ b/Documentation/features/time/arch-tick-broadcast/arch-support.txt @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | TODO | | sh: | ok | | sparc: | TODO | diff --git a/Documentation/features/time/clockevents/arch-support.txt b/Documentation/features/time/clockevents/arch-support.txt index 8287b6aa522e..4d4bfac52970 100644 --- a/Documentation/features/time/clockevents/arch-support.txt +++ b/Documentation/features/time/clockevents/arch-support.txt @@ -1,6 +1,6 @@ # # Feature name: clockevents -# Kconfig: GENERIC_CLOCKEVENTS +# Kconfig: !LEGACY_TIMER_TICK # description: arch support generic clock events # ----------------------- @@ -8,20 +8,17 @@ ----------------------- | alpha: | ok | | arc: | ok | - | arm: | ok | + | arm: | TODO | | arm64: | ok | - | c6x: | ok | | csky: | ok | - | h8300: | ok | | hexagon: | ok | - | ia64: | TODO | - | m68k: | ok | + | loongarch: | ok | + | m68k: | TODO | | microblaze: | ok | | mips: | ok | - | nds32: | ok | | nios2: | ok | | openrisc: | ok | - | parisc: | ok | + | parisc: | TODO | | powerpc: | ok | | riscv: | ok | | s390: | ok | diff --git a/Documentation/features/time/context-tracking/arch-support.txt b/Documentation/features/time/context-tracking/arch-support.txt index 266c81e8a721..891be9f61903 100644 --- a/Documentation/features/time/context-tracking/arch-support.txt +++ b/Documentation/features/time/context-tracking/arch-support.txt @@ -1,7 +1,7 @@ # -# Feature name: context-tracking -# Kconfig: HAVE_CONTEXT_TRACKING -# description: arch supports context tracking for NO_HZ_FULL +# Feature name: user-context-tracking +# Kconfig: HAVE_CONTEXT_TRACKING_USER +# description: arch supports user context tracking for NO_HZ_FULL # ----------------------- | arch |status| @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | @@ -29,5 +26,5 @@ | sparc: | ok | | um: | TODO | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/time/irq-time-acct/arch-support.txt b/Documentation/features/time/irq-time-acct/arch-support.txt index d9082b91f10e..3d10075a8a8a 100644 --- a/Documentation/features/time/irq-time-acct/arch-support.txt +++ b/Documentation/features/time/irq-time-acct/arch-support.txt @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | .. | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | .. | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | .. | | sh: | TODO | | sparc: | .. | diff --git a/Documentation/features/time/modern-timekeeping/arch-support.txt b/Documentation/features/time/modern-timekeeping/arch-support.txt deleted file mode 100644 index a84c3b9d9a94..000000000000 --- a/Documentation/features/time/modern-timekeeping/arch-support.txt +++ /dev/null @@ -1,33 +0,0 @@ -# -# Feature name: modern-timekeeping -# Kconfig: !ARCH_USES_GETTIMEOFFSET -# description: arch does not use arch_gettimeoffset() anymore -# - ----------------------- - | arch |status| - ----------------------- - | alpha: | ok | - | arc: | ok | - | arm: | TODO | - | arm64: | ok | - | c6x: | ok | - | csky: | ok | - | h8300: | ok | - | hexagon: | ok | - | ia64: | ok | - | m68k: | ok | - | microblaze: | ok | - | mips: | ok | - | nds32: | ok | - | nios2: | ok | - | openrisc: | ok | - | parisc: | ok | - | powerpc: | ok | - | riscv: | ok | - | s390: | ok | - | sh: | ok | - | sparc: | ok | - | um: | ok | - | x86: | ok | - | xtensa: | ok | - ----------------------- diff --git a/Documentation/features/time/virt-cpuacct/arch-support.txt b/Documentation/features/time/virt-cpuacct/arch-support.txt index 56b372da6b01..21f11d47ef72 100644 --- a/Documentation/features/time/virt-cpuacct/arch-support.txt +++ b/Documentation/features/time/virt-cpuacct/arch-support.txt @@ -10,15 +10,12 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | ok | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | @@ -29,5 +26,5 @@ | sparc: | ok | | um: | TODO | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/vm/ELF-ASLR/arch-support.txt b/Documentation/features/vm/ELF-ASLR/arch-support.txt index eccda0732474..57406c0d5353 100644 --- a/Documentation/features/vm/ELF-ASLR/arch-support.txt +++ b/Documentation/features/vm/ELF-ASLR/arch-support.txt @@ -1,6 +1,7 @@ # # Feature name: ELF-ASLR # Kconfig: ARCH_HAS_ELF_RANDOMIZE +# Kconfig: ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT # description: arch randomizes the stack, heap and binary images of ELF binaries # ----------------------- @@ -10,20 +11,17 @@ | arc: | TODO | | arm: | ok | | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | + | csky: | ok | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | ok | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | TODO | | sparc: | TODO | diff --git a/Documentation/features/vm/THP/arch-support.txt b/Documentation/features/vm/THP/arch-support.txt index 1c0b95f2b40d..b4a5ce16940d 100644 --- a/Documentation/features/vm/THP/arch-support.txt +++ b/Documentation/features/vm/THP/arch-support.txt @@ -10,20 +10,17 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | .. | | csky: | .. | - | h8300: | .. | | hexagon: | .. | - | ia64: | TODO | + | loongarch: | ok | | m68k: | .. | | microblaze: | .. | | mips: | ok | - | nds32: | TODO | | nios2: | .. | | openrisc: | .. | | parisc: | TODO | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | ok | | sh: | .. | | sparc: | ok | diff --git a/Documentation/features/vm/TLB/arch-support.txt b/Documentation/features/vm/TLB/arch-support.txt index 30f75a79ce01..d222bd3ee749 100644 --- a/Documentation/features/vm/TLB/arch-support.txt +++ b/Documentation/features/vm/TLB/arch-support.txt @@ -9,21 +9,18 @@ | alpha: | TODO | | arc: | TODO | | arm: | TODO | - | arm64: | TODO | - | c6x: | .. | + | arm64: | ok | | csky: | TODO | - | h8300: | .. | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | .. | | microblaze: | .. | | mips: | TODO | - | nds32: | TODO | | nios2: | .. | | openrisc: | .. | | parisc: | TODO | | powerpc: | TODO | - | riscv: | TODO | + | riscv: | ok | | s390: | TODO | | sh: | TODO | | sparc: | TODO | diff --git a/Documentation/features/vm/huge-vmap/arch-support.txt b/Documentation/features/vm/huge-vmap/arch-support.txt index c5ff3a427722..2d6de7b04538 100644 --- a/Documentation/features/vm/huge-vmap/arch-support.txt +++ b/Documentation/features/vm/huge-vmap/arch-support.txt @@ -1,7 +1,7 @@ # # Feature name: huge-vmap # Kconfig: HAVE_ARCH_HUGE_VMAP -# description: arch supports the ioremap_pud_enabled() and ioremap_pmd_enabled() VM APIs +# description: arch supports the arch_vmap_pud_supported() and arch_vmap_pmd_supported() VM APIs # ----------------------- | arch |status| @@ -10,20 +10,17 @@ | arc: | TODO | | arm: | TODO | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | TODO | | m68k: | TODO | | microblaze: | TODO | | mips: | TODO | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | | powerpc: | ok | - | riscv: | TODO | + | riscv: | ok | | s390: | TODO | | sh: | TODO | | sparc: | TODO | diff --git a/Documentation/features/vm/ioremap_prot/arch-support.txt b/Documentation/features/vm/ioremap_prot/arch-support.txt index 1cb7406cd858..1638c2cb17f1 100644 --- a/Documentation/features/vm/ioremap_prot/arch-support.txt +++ b/Documentation/features/vm/ioremap_prot/arch-support.txt @@ -9,22 +9,19 @@ | alpha: | TODO | | arc: | ok | | arm: | TODO | - | arm64: | TODO | - | c6x: | TODO | + | arm64: | ok | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | | parisc: | TODO | | powerpc: | ok | | riscv: | TODO | - | s390: | TODO | + | s390: | ok | | sh: | ok | | sparc: | TODO | | um: | TODO | diff --git a/Documentation/features/vm/pte_special/arch-support.txt b/Documentation/features/vm/pte_special/arch-support.txt index 13d0e1e17001..3f777f8b67d5 100644 --- a/Documentation/features/vm/pte_special/arch-support.txt +++ b/Documentation/features/vm/pte_special/arch-support.txt @@ -10,18 +10,15 @@ | arc: | ok | | arm: | ok | | arm64: | ok | - | c6x: | TODO | | csky: | TODO | - | h8300: | TODO | | hexagon: | TODO | - | ia64: | TODO | + | loongarch: | ok | | m68k: | TODO | | microblaze: | TODO | | mips: | ok | - | nds32: | TODO | | nios2: | TODO | | openrisc: | TODO | - | parisc: | TODO | + | parisc: | ok | | powerpc: | ok | | riscv: | ok | | s390: | ok | |