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Commit 5da8f2f8 authored by Darrick J. Wong's avatar Darrick J. Wong
Browse files

xfs: allow reading of already-locked remote symbolic link 



Expose the readlink variant that doesn't take the inode lock so that
the scrubber can inspect symlink contents.

Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: default avatarBrian Foster <bfoster@redhat.com>
parent ad017f65

fs/xfs/xfs_symlink.c

+3 −3
Original line number Diff line number Diff line
@@ -43,8 +43,8 @@ 
#include "xfs_log.h"



/* ----- Kernel only functions below ----- */

STATIC int

xfs_readlink_bmap(

int

xfs_readlink_bmap_ilocked(

	struct xfs_inode	*ip,

	char			*link)

{
@@ -153,7 +153,7 @@ xfs_readlink( 
	}





	error = xfs_readlink_bmap(ip, link);

	error = xfs_readlink_bmap_ilocked(ip, link);



 out:

	xfs_iunlock(ip, XFS_ILOCK_SHARED);

fs/xfs/xfs_symlink.h

+1 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 


int xfs_symlink(struct xfs_inode *dp, struct xfs_name *link_name,

		const char *target_path, umode_t mode, struct xfs_inode **ipp);

int xfs_readlink_bmap_ilocked(struct xfs_inode *ip, char *link);

int xfs_readlink(struct xfs_inode *ip, char *link);

int xfs_inactive_symlink(struct xfs_inode *ip);