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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 5149ac136a5d..7c560843ded1 100644
--- a/arch/x86/mm/fault_64.c
+++ b/arch/x86/mm/fault_64.c
@@ -378,7 +378,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
378 again: 378 again:
379 /* When running in the kernel we expect faults to occur only to 379 /* When running in the kernel we expect faults to occur only to
380 * addresses in user space. All other faults represent errors in the 380 * addresses in user space. All other faults represent errors in the
381 * kernel and should generate an OOPS. Unfortunatly, in the case of an 381 * kernel and should generate an OOPS. Unfortunately, in the case of an
382 * erroneous fault occurring in a code path which already holds mmap_sem 382 * erroneous fault occurring in a code path which already holds mmap_sem
383 * we will deadlock attempting to validate the fault against the 383 * we will deadlock attempting to validate the fault against the
384 * address space. Luckily the kernel only validly references user 384 * address space. Luckily the kernel only validly references user
@@ -386,7 +386,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
386 * exceptions table. 386 * exceptions table.
387 * 387 *
388 * As the vast majority of faults will be valid we will only perform 388 * As the vast majority of faults will be valid we will only perform
389 * the source reference check when there is a possibilty of a deadlock. 389 * the source reference check when there is a possibility of a deadlock.
390 * Attempt to lock the address space, if we cannot we then validate the 390 * Attempt to lock the address space, if we cannot we then validate the
391 * source. If this is invalid we can skip the address space check, 391 * source. If this is invalid we can skip the address space check,
392 * thus avoiding the deadlock. 392 * thus avoiding the deadlock.