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| author | Christoph Hellwig <hch@lst.de> | 2023-12-20 07:34:56 +0100 |
|---|---|---|
| committer | Chandan Babu R <chandanbabu@kernel.org> | 2023-12-29 13:37:04 +0530 |
| commit | 45c76a2add55b332d965c901e14004ae0134a67e (patch) | |
| tree | 09d0e9c6657e4a764503aebbdfeb6b2454bf0cc0 /fs/xfs/libxfs/xfs_dir2_sf.c | |
| parent | 6e145f943bd86be47e54101fa5939f9ed0cb73e5 (diff) | |
| download | linux-stable-45c76a2add55b332d965c901e14004ae0134a67e.tar.gz linux-stable-45c76a2add55b332d965c901e14004ae0134a67e.tar.bz2 linux-stable-45c76a2add55b332d965c901e14004ae0134a67e.zip | |
xfs: return if_data from xfs_idata_realloc
Many of the xfs_idata_realloc callers need to set a local pointer to the
just reallocated if_data memory. Return the pointer to simplify them a
bit and use the opportunity to re-use krealloc for freeing if_data if the
size hits 0.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
Diffstat (limited to 'fs/xfs/libxfs/xfs_dir2_sf.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_dir2_sf.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c index 0b63138d2b9f..e1f83fc7b6ad 100644 --- a/fs/xfs/libxfs/xfs_dir2_sf.c +++ b/fs/xfs/libxfs/xfs_dir2_sf.c @@ -466,12 +466,11 @@ xfs_dir2_sf_addname_easy( /* * Grow the in-inode space. */ - xfs_idata_realloc(dp, xfs_dir2_sf_entsize(mp, sfp, args->namelen), + sfp = xfs_idata_realloc(dp, xfs_dir2_sf_entsize(mp, sfp, args->namelen), XFS_DATA_FORK); /* * Need to set up again due to realloc of the inode data. */ - sfp = dp->i_df.if_data; sfep = (xfs_dir2_sf_entry_t *)((char *)sfp + byteoff); /* * Fill in the new entry. @@ -551,11 +550,8 @@ xfs_dir2_sf_addname_hard( * the data. */ xfs_idata_realloc(dp, -old_isize, XFS_DATA_FORK); - xfs_idata_realloc(dp, new_isize, XFS_DATA_FORK); - /* - * Reset the pointer since the buffer was reallocated. - */ - sfp = dp->i_df.if_data; + sfp = xfs_idata_realloc(dp, new_isize, XFS_DATA_FORK); + /* * Copy the first part of the directory, including the header. */ @@ -820,15 +816,13 @@ xfs_dir2_sf_create( ASSERT(dp->i_df.if_bytes == 0); i8count = pino > XFS_DIR2_MAX_SHORT_INUM; size = xfs_dir2_sf_hdr_size(i8count); + /* - * Make a buffer for the data. - */ - xfs_idata_realloc(dp, size, XFS_DATA_FORK); - /* - * Fill in the header, + * Make a buffer for the data and fill in the header. */ - sfp = dp->i_df.if_data; + sfp = xfs_idata_realloc(dp, size, XFS_DATA_FORK); sfp->i8count = i8count; + /* * Now can put in the inode number, since i8count is set. */ @@ -976,11 +970,12 @@ xfs_dir2_sf_removename( */ sfp->count--; dp->i_disk_size = newsize; + /* * Reallocate, making it smaller. */ - xfs_idata_realloc(dp, newsize - oldsize, XFS_DATA_FORK); - sfp = dp->i_df.if_data; + sfp = xfs_idata_realloc(dp, newsize - oldsize, XFS_DATA_FORK); + /* * Are we changing inode number size? */ |