diff options
| author | Darrick J. Wong <[email protected]> | 2024-11-21 00:20:28 +0000 |
|---|---|---|
| committer | Darrick J. Wong <[email protected]> | 2024-12-23 21:06:05 +0000 |
| commit | 8491a55cfc73ff5c2c637a70ade51d4d08abb90a (patch) | |
| tree | 9073d76fe8600954e51c6b6d44b1b5692738b3d2 /fs/xfs/xfs_rtalloc.c | |
| parent | xfs: add realtime reverse map inode to metadata directory (diff) | |
| download | kernel-8491a55cfc73ff5c2c637a70ade51d4d08abb90a.tar.gz kernel-8491a55cfc73ff5c2c637a70ade51d4d08abb90a.zip | |
xfs: add metadata reservations for realtime rmap btrees
Reserve some free blocks so that we will always have enough free blocks
in the data volume to handle expansion of the realtime rmap btree.
Signed-off-by: "Darrick J. Wong" <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Diffstat (limited to 'fs/xfs/xfs_rtalloc.c')
| -rw-r--r-- | fs/xfs/xfs_rtalloc.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c index 4cd2f32aa70a..2245f9ecaa33 100644 --- a/fs/xfs/xfs_rtalloc.c +++ b/fs/xfs/xfs_rtalloc.c @@ -22,6 +22,7 @@ #include "xfs_rtalloc.h" #include "xfs_sb.h" #include "xfs_rtbitmap.h" +#include "xfs_rtrmap_btree.h" #include "xfs_quota.h" #include "xfs_log_priv.h" #include "xfs_health.h" @@ -1498,6 +1499,13 @@ void xfs_rt_resv_free( struct xfs_mount *mp) { + struct xfs_rtgroup *rtg = NULL; + unsigned int i; + + while ((rtg = xfs_rtgroup_next(mp, rtg))) { + for (i = 0; i < XFS_RTGI_MAX; i++) + xfs_metafile_resv_free(rtg->rtg_inodes[i]); + } } /* Reserve space for rt metadata inodes' space expansion. */ @@ -1505,7 +1513,20 @@ int xfs_rt_resv_init( struct xfs_mount *mp) { - return 0; + struct xfs_rtgroup *rtg = NULL; + xfs_filblks_t ask; + int error = 0; + + while ((rtg = xfs_rtgroup_next(mp, rtg))) { + int err2; + + ask = xfs_rtrmapbt_calc_reserves(mp); + err2 = xfs_metafile_resv_init(rtg_rmap(rtg), ask); + if (err2 && !error) + error = err2; + } + + return error; } /* |