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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2017-11-27 08:02:30 -0500
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-11-27 08:02:30 -0500
commit088fecfbb2c8a3890918fc614a7e1e1ccdd16c83 (patch)
treeed1f33b2488ba7b63b3ba7b1c33bd592f37c9eb0 /kernel/sys.c
parentmedia: rc: sir_ir: detect presence of port (diff)
parentLinux 4.15-rc1 (diff)
Merge tag 'v4.15-rc1' into patchwork
Linux 4.15-rc1 * tag 'v4.15-rc1': (12179 commits) Linux 4.15-rc1 ARM: BUG if jumping to usermode address in kernel mode m68k/macboing: Fix missed timer callback assignment afs: remove redundant assignment of dvnode to itself afs: cell: Remove unnecessary code in afs_lookup_cell afs: Fix signal handling in some file ops afs: Fix some dentry handling in dir ops and missing key_puts afs: Make afs_write_begin() avoid writing to a page that's being stored sched/debug: Fix task state recording/printout x86/decoder: Add new TEST instruction pattern x86/PCI: Remove unused HyperTransport interrupt support x86/umip: Fix insn_get_code_seg_params()'s return value x86/boot/KASLR: Remove unused variable genirq/matrix: Make - vs ?: Precedence explicit irqchip/imgpdc: Use resource_size function on resource object irqchip/qcom: Fix u32 comparison with value less than zero ipvlan: Fix insufficient skb linear check for ipv6 icmp ipvlan: Fix insufficient skb linear check for arp geneve: only configure or fill UDP_ZERO_CSUM6_RX/TX info when CONFIG_IPV6 net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY ...
Diffstat (limited to 'kernel/sys.c')
-rw-r--r--kernel/sys.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 9aebc2935013..83ffd7dccf23 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/sys.c
*
@@ -110,6 +111,12 @@
#ifndef SET_FP_MODE
# define SET_FP_MODE(a,b) (-EINVAL)
#endif
+#ifndef SVE_SET_VL
+# define SVE_SET_VL(a) (-EINVAL)
+#endif
+#ifndef SVE_GET_VL
+# define SVE_GET_VL() (-EINVAL)
+#endif
/*
* this is where the system-wide overflow UID and GID are defined, for
@@ -2385,6 +2392,12 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
case PR_GET_FP_MODE:
error = GET_FP_MODE(me);
break;
+ case PR_SVE_SET_VL:
+ error = SVE_SET_VL(arg2);
+ break;
+ case PR_SVE_GET_VL:
+ error = SVE_GET_VL();
+ break;
default:
error = -EINVAL;
break;