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xfs: always log corruption errors

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Make sure we log something to dmesg whenever we return -EFSCORRUPTED up
the call stack.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
2019-11-02 09:40:53 -07:00
parent d243b89a61
commit a5155b870d
25 changed files with 179 additions and 45 deletions
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10
fs/xfs/xfs_iops.c
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@@ -20,6 +20,7 @@
#include "xfs_symlink.h"
#include "xfs_dir2.h"
#include "xfs_iomap.h"
#include "xfs_error.h"
#include <linux/xattr.h>
#include <linux/posix_acl.h>
@@ -470,17 +471,20 @@ xfs_vn_get_link_inline(
struct inode *inode,
struct delayed_call *done)
{
struct xfs_inode *ip = XFS_I(inode);
char *link;
ASSERT(XFS_I(inode)->i_df.if_flags & XFS_IFINLINE);
ASSERT(ip->i_df.if_flags & XFS_IFINLINE);
/*
* The VFS crashes on a NULL pointer, so return -EFSCORRUPTED if
* if_data is junk.
*/
link = XFS_I(inode)->i_df.if_u1.if_data;
if (!link)
link = ip->i_df.if_u1.if_data;
if (!link) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, ip->i_mount);
return ERR_PTR(-EFSCORRUPTED);
}
return link;
}