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Diffstat (limited to 'arch/x86/mm/fault_64.c')
-rw-r--r--arch/x86/mm/fault_64.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/fault_64.c b/arch/x86/mm/fault_64.c
index 00be7f0a71b2..644b4f7ece10 100644
--- a/arch/x86/mm/fault_64.c
+++ b/arch/x86/mm/fault_64.c
@@ -373,7 +373,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
373 again: 373 again:
374 /* When running in the kernel we expect faults to occur only to 374 /* When running in the kernel we expect faults to occur only to
375 * addresses in user space. All other faults represent errors in the 375 * addresses in user space. All other faults represent errors in the
376 * kernel and should generate an OOPS. Unfortunatly, in the case of an 376 * kernel and should generate an OOPS. Unfortunately, in the case of an
377 * erroneous fault occurring in a code path which already holds mmap_sem 377 * erroneous fault occurring in a code path which already holds mmap_sem
378 * we will deadlock attempting to validate the fault against the 378 * we will deadlock attempting to validate the fault against the
379 * address space. Luckily the kernel only validly references user 379 * address space. Luckily the kernel only validly references user
@@ -381,7 +381,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
381 * exceptions table. 381 * exceptions table.
382 * 382 *
383 * As the vast majority of faults will be valid we will only perform 383 * As the vast majority of faults will be valid we will only perform
384 * the source reference check when there is a possibilty of a deadlock. 384 * the source reference check when there is a possibility of a deadlock.
385 * Attempt to lock the address space, if we cannot we then validate the 385 * Attempt to lock the address space, if we cannot we then validate the
386 * source. If this is invalid we can skip the address space check, 386 * source. If this is invalid we can skip the address space check,
387 * thus avoiding the deadlock. 387 * thus avoiding the deadlock.