diff options
Diffstat (limited to 'arch/xtensa/kernel')
| -rw-r--r-- | arch/xtensa/kernel/entry.S | 6 | ||||
| -rw-r--r-- | arch/xtensa/kernel/hw_breakpoint.c | 2 | ||||
| -rw-r--r-- | arch/xtensa/kernel/setup.c | 3 | ||||
| -rw-r--r-- | arch/xtensa/kernel/smp.c | 2 | ||||
| -rw-r--r-- | arch/xtensa/kernel/stacktrace.c | 6 | ||||
| -rw-r--r-- | arch/xtensa/kernel/syscalls/syscall.tbl | 10 | ||||
| -rw-r--r-- | arch/xtensa/kernel/vmlinux.lds.S | 2 |
7 files changed, 27 insertions, 4 deletions
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S index e50f5124dc6f..e54af8b7e0f8 100644 --- a/arch/xtensa/kernel/entry.S +++ b/arch/xtensa/kernel/entry.S @@ -1860,6 +1860,8 @@ ENTRY(system_call) l32i a7, a2, PT_SYSCALL 1: + s32i a7, a1, 4 + /* syscall = sys_call_table[syscall_nr] */ movi a4, sys_call_table @@ -1893,8 +1895,12 @@ ENTRY(system_call) retw 1: + l32i a4, a1, 4 + l32i a3, a2, PT_SYSCALL + s32i a4, a2, PT_SYSCALL mov a6, a2 call4 do_syscall_trace_leave + s32i a3, a2, PT_SYSCALL retw ENDPROC(system_call) diff --git a/arch/xtensa/kernel/hw_breakpoint.c b/arch/xtensa/kernel/hw_breakpoint.c index 4f20416061fb..285fb2942b06 100644 --- a/arch/xtensa/kernel/hw_breakpoint.c +++ b/arch/xtensa/kernel/hw_breakpoint.c @@ -12,7 +12,7 @@ #include <linux/log2.h> #include <linux/percpu.h> #include <linux/perf_event.h> -#include <variant/core.h> +#include <asm/core.h> /* Breakpoint currently in use for each IBREAKA. */ static DEFINE_PER_CPU(struct perf_event *, bp_on_reg[XCHAL_NUM_IBREAK]); diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c index 4ec6fbb696bf..c0ec24349421 100644 --- a/arch/xtensa/kernel/setup.c +++ b/arch/xtensa/kernel/setup.c @@ -651,6 +651,9 @@ c_show(struct seq_file *f, void *slot) #if XCHAL_HAVE_S32C1I "s32c1i " #endif +#if XCHAL_HAVE_EXCLUSIVE + "exclusive " +#endif "\n"); /* Registers. */ diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c index 3699d6d3e479..83b244ce61ee 100644 --- a/arch/xtensa/kernel/smp.c +++ b/arch/xtensa/kernel/smp.c @@ -126,7 +126,7 @@ void secondary_start_kernel(void) init_mmu(); -#ifdef CONFIG_DEBUG_KERNEL +#ifdef CONFIG_DEBUG_MISC if (boot_secondary_processors == 0) { pr_debug("%s: boot_secondary_processors:%d; Hanging cpu:%d\n", __func__, boot_secondary_processors, cpu); diff --git a/arch/xtensa/kernel/stacktrace.c b/arch/xtensa/kernel/stacktrace.c index 174c11f13bba..b9f82510c650 100644 --- a/arch/xtensa/kernel/stacktrace.c +++ b/arch/xtensa/kernel/stacktrace.c @@ -253,10 +253,14 @@ static int return_address_cb(struct stackframe *frame, void *data) return 1; } +/* + * level == 0 is for the return address from the caller of this function, + * not from this function itself. + */ unsigned long return_address(unsigned level) { struct return_addr_data r = { - .skip = level + 1, + .skip = level, }; walk_stackframe(stack_pointer(NULL), return_address_cb, &r); return r.addr; diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl index 6af49929de85..5fa0ee1c8e00 100644 --- a/arch/xtensa/kernel/syscalls/syscall.tbl +++ b/arch/xtensa/kernel/syscalls/syscall.tbl @@ -394,3 +394,13 @@ 421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait 422 common futex_time64 sys_futex 423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval +424 common pidfd_send_signal sys_pidfd_send_signal +425 common io_uring_setup sys_io_uring_setup +426 common io_uring_enter sys_io_uring_enter +427 common io_uring_register sys_io_uring_register +428 common open_tree sys_open_tree +429 common move_mount sys_move_mount +430 common fsopen sys_fsopen +431 common fsconfig sys_fsconfig +432 common fsmount sys_fsmount +433 common fspick sys_fspick diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S index b80a430453b1..943f10639a93 100644 --- a/arch/xtensa/kernel/vmlinux.lds.S +++ b/arch/xtensa/kernel/vmlinux.lds.S @@ -18,8 +18,8 @@ #include <asm/page.h> #include <asm/thread_info.h> +#include <asm/core.h> #include <asm/vectors.h> -#include <variant/core.h> OUTPUT_ARCH(xtensa) ENTRY(_start) |