Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=126187f1e00048abec4d4a2eb3eeae396fbaa944
Commit: 126187f1e00048abec4d4a2eb3eeae396fbaa944
Parent: eedab661a51966c454e38c17266a531aa58b4a98
Author: Andrea Righi <[EMAIL PROTECTED]>
AuthorDate: Wed May 23 14:14:52 2007 -0700
Committer: Haavard Skinnemoen <[EMAIL PROTECTED]>
CommitDate: Thu Jun 14 18:30:49 2007 +0200
[AVR32] ratelimit segfault reporting rate
Limit the rate of the kernel logging for the segfaults of user
applications, to avoid potential message floods or denial-of-service
attacks.
Signed-off-by: Andrea Righi <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Haavard Skinnemoen <[EMAIL PROTECTED]>
---
arch/avr32/mm/fault.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/avr32/mm/fault.c b/arch/avr32/mm/fault.c
index e011f1c..4b24952 100644
--- a/arch/avr32/mm/fault.c
+++ b/arch/avr32/mm/fault.c
@@ -158,7 +158,7 @@ bad_area:
up_read(&mm->mmap_sem);
if (user_mode(regs)) {
- if (exception_trace)
+ if (exception_trace && printk_ratelimit())
printk("%s%s[%d]: segfault at %08lx pc %08lx "
"sp %08lx ecr %lu\n",
is_init(tsk) ? KERN_EMERG : KERN_INFO,
-
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