The patch titled
Subject: mm: print out information of file affected by memory error
has been removed from the -mm tree. Its filename was
mm-print-out-information-of-file-affected-by-memory-error.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
From: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Subject: mm: print out information of file affected by memory error
Printing out the information about which file can be affected by a memory
error in generic_error_remove_page() is helpful for user to estimate the
impact of the error.
Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: "Jun'ichi Nomura" <j-nomura@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/truncate.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff -puN mm/truncate.c~mm-print-out-information-of-file-affected-by-memory-error mm/truncate.c
--- a/mm/truncate.c~mm-print-out-information-of-file-affected-by-memory-error
+++ a/mm/truncate.c
@@ -151,14 +151,20 @@ int truncate_inode_page(struct address_s
*/
int generic_error_remove_page(struct address_space *mapping, struct page *page)
{
+ struct inode *inode;
+
if (!mapping)
return -EINVAL;
+ inode = mapping->host;
/*
* Only punch for normal data pages for now.
* Handling other types like directories would need more auditing.
*/
- if (!S_ISREG(mapping->host->i_mode))
+ if (!S_ISREG(inode->i_mode))
return -EIO;
+ pr_info("MCE %#lx: file info pgoff:%lu, inode:%lu, dev:%s\n",
+ page_to_pfn(page), page_index(page),
+ inode->i_ino, inode->i_sb->s_id);
return truncate_inode_page(mapping, page);
}
EXPORT_SYMBOL(generic_error_remove_page);
_
Patches currently in -mm which might be from n-horiguchi@xxxxxxxxxxxxx are
origin.patch
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