Tom Rini wrote:
CC: Andi Kleen <[email protected]>
This adds a call to notify_die() in the "no context" portion of
do_page_fault() as someone on the chain might care and want to do a fixup.
---
linux-2.6.13-trini/arch/x86_64/mm/fault.c | 4 ++++
1 files changed, 4 insertions(+)
diff -puN arch/x86_64/mm/fault.c~x86_64-no_context_hook arch/x86_64/mm/fault.c
--- linux-2.6.13/arch/x86_64/mm/fault.c~x86_64-no_context_hook 2005-08-29 11:09:13.000000000 -0700
+++ linux-2.6.13-trini/arch/x86_64/mm/fault.c 2005-08-29 11:09:13.000000000 -0700
@@ -514,6 +514,10 @@ no_context:
if (is_errata93(regs, address))
return;
+ if (notify_die(DIE_PAGE_FAULT, "no context", regs, error_code, 14,
+ SIGSEGV) == NOTIFY_STOP)
+ return;
+
/*
* Oops. The kernel tried to access some bad page. We'll have to
* terminate things with extreme prejudice.
Please use a more descriptive text than "no context". This bit of info
SHOULD be available to the gdb/kgdb user and should indicate why kgdb
was entered. It thus should be something like "bad kernel address" or
"illegal kernel address".
--
George Anzinger [email protected]
HRT (High-res-timers): http://sourceforge.net/projects/high-res-timers/
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
| |
 |