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authorDavid S. Miller <davem@davemloft.net>2011-04-11 16:44:25 -0400
committerDavid S. Miller <davem@davemloft.net>2011-04-11 16:44:25 -0400
commit1c01a80cfec6f806246f31ff2680cd3639b30e67 (patch)
tree0b554aad2ec1da71ecf6339d4ba51617bfe1dc3c /arch/m32r/mm/fault.c
parentc44d79950b2daa1025e62eede73e4e4a274d1ef3 (diff)
parent4a9f65f6304a00f6473e83b19c1e83caa1e42530 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/smsc911x.c
Diffstat (limited to 'arch/m32r/mm/fault.c')
-rw-r--r--arch/m32r/mm/fault.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/m32r/mm/fault.c b/arch/m32r/mm/fault.c
index b8ec002aef8..2c9aeb45384 100644
--- a/arch/m32r/mm/fault.c
+++ b/arch/m32r/mm/fault.c
@@ -120,7 +120,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
120 120
121 /* When running in the kernel we expect faults to occur only to 121 /* When running in the kernel we expect faults to occur only to
122 * addresses in user space. All other faults represent errors in the 122 * addresses in user space. All other faults represent errors in the
123 * kernel and should generate an OOPS. Unfortunatly, in the case of an 123 * kernel and should generate an OOPS. Unfortunately, in the case of an
124 * erroneous fault occurring in a code path which already holds mmap_sem 124 * erroneous fault occurring in a code path which already holds mmap_sem
125 * we will deadlock attempting to validate the fault against the 125 * we will deadlock attempting to validate the fault against the
126 * address space. Luckily the kernel only validly references user 126 * address space. Luckily the kernel only validly references user
@@ -128,7 +128,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
128 * exceptions table. 128 * exceptions table.
129 * 129 *
130 * As the vast majority of faults will be valid we will only perform 130 * As the vast majority of faults will be valid we will only perform
131 * the source reference check when there is a possibilty of a deadlock. 131 * the source reference check when there is a possibility of a deadlock.
132 * Attempt to lock the address space, if we cannot we then validate the 132 * Attempt to lock the address space, if we cannot we then validate the
133 * source. If this is invalid we can skip the address space check, 133 * source. If this is invalid we can skip the address space check,
134 * thus avoiding the deadlock. 134 * thus avoiding the deadlock.