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| author | Josh Boyer <jwboyer@redhat.com> | 2013-04-30 14:08:17 -0400 |
|---|---|---|
| committer | Josh Boyer <jwboyer@redhat.com> | 2013-04-30 14:08:17 -0400 |
| commit | 2f0dc63fe0e69aa6b9496d5dccd157f99a985db7 (patch) | |
| tree | 0e8531edde470298d3f5b0940a8993ac214d0a37 /debug-bad-pte-modules.patch | |
| parent | 8856395208e809c9c61f6d1e7bc47d352f884685 (diff) | |
| download | kernel-2f0dc63fe0e69aa6b9496d5dccd157f99a985db7.tar.gz kernel-2f0dc63fe0e69aa6b9496d5dccd157f99a985db7.tar.xz kernel-2f0dc63fe0e69aa6b9496d5dccd157f99a985db7.zip | |
Linux v3.9-4516-gc9ef713
Diffstat (limited to 'debug-bad-pte-modules.patch')
| -rw-r--r-- | debug-bad-pte-modules.patch | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/debug-bad-pte-modules.patch b/debug-bad-pte-modules.patch index 047231087..8dbf6db40 100644 --- a/debug-bad-pte-modules.patch +++ b/debug-bad-pte-modules.patch @@ -1,11 +1,18 @@ -When we encounter a bad PTE, print out what modules were loaded, -so we can see if there is a common driver potentially at fault. +From 3cd4fefa1d614debf75f059def34ac1aaaf96501 Mon Sep 17 00:00:00 2001 +From: Josh Boyer <jwboyer@redhat.com> +Date: Tue, 30 Apr 2013 14:01:57 -0400 +Subject: [PATCH] When we encounter a bad PTE, print out what modules were + loaded, so we can see if there is a common driver potentially at fault. Signed-off-by: Dave Jones <davej@redhat.com> +--- + mm/memory.c | 2 ++ + 1 file changed, 2 insertions(+) -diff -durpN '--exclude-from=/home/davej/.exclude' /home/davej/src/kernel/git-trees/linux/mm/memory.c linux-dj/mm/memory.c ---- /home/davej/src/kernel/git-trees/linux/mm/memory.c 2013-02-26 14:41:18.591116577 -0500 -+++ linux-dj/mm/memory.c 2013-02-28 20:04:37.678304092 -0500 +diff --git a/mm/memory.c b/mm/memory.c +index 6dc1882..99564df 100644 +--- a/mm/memory.c ++++ b/mm/memory.c @@ -57,6 +57,7 @@ #include <linux/swapops.h> #include <linux/elf.h> @@ -14,12 +21,14 @@ diff -durpN '--exclude-from=/home/davej/.exclude' /home/davej/src/kernel/git-tre #include <linux/migrate.h> #include <linux/string.h> -@@ -719,6 +722,7 @@ static void print_bad_pte(struct vm_area +@@ -720,6 +721,7 @@ static void print_bad_pte(struct vm_area_struct *vma, unsigned long addr, if (vma->vm_file && vma->vm_file->f_op) - print_symbol(KERN_ALERT "vma->vm_file->f_op->mmap: %s\n", - (unsigned long)vma->vm_file->f_op->mmap); + printk(KERN_ALERT "vma->vm_file->f_op->mmap: %pSR\n", + vma->vm_file->f_op->mmap); + print_modules(); dump_stack(); add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } +-- +1.8.1.4 |