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authorIngo Molnar <mingo@kernel.org>2025-03-08 00:54:06 +0100
committerIngo Molnar <mingo@kernel.org>2025-03-08 00:54:06 +0100
commitf23ecef20af6fbd489e0362d33cdf8d9429fa901 (patch)
tree713f06d8335b7c3388bbfbc46cb6d2a568951252 /arch/powerpc/lib/code-patching.c
parentc929d08df8bee855528b9d15b853c892c54e1eee (diff)
parent85b2b9c16d053364e2004883140538e73b333cdb (diff)
Merge branch 'locking/urgent' into locking/core, to pick up locking fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/lib/code-patching.c')
-rw-r--r--arch/powerpc/lib/code-patching.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c
index af97fbb3c257..f84e0337cc02 100644
--- a/arch/powerpc/lib/code-patching.c
+++ b/arch/powerpc/lib/code-patching.c
@@ -108,7 +108,7 @@ static int text_area_cpu_up(unsigned int cpu)
unsigned long addr;
int err;
- area = get_vm_area(PAGE_SIZE, VM_ALLOC);
+ area = get_vm_area(PAGE_SIZE, 0);
if (!area) {
WARN_ONCE(1, "Failed to create text area for cpu %d\n",
cpu);
@@ -493,7 +493,9 @@ static int __do_patch_instructions_mm(u32 *addr, u32 *code, size_t len, bool rep
orig_mm = start_using_temp_mm(patching_mm);
+ kasan_disable_current();
err = __patch_instructions(patch_addr, code, len, repeat_instr);
+ kasan_enable_current();
/* context synchronisation performed by __patch_instructions */
stop_using_temp_mm(patching_mm, orig_mm);