xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

xfs: specify AG in bulk req

Browse Source 
Add a new xfs_bulk_ireq flag to constrain the iteration to a single AG.
If the passed-in startino value is zero then we start with the first
inode in the AG that the user passes in; otherwise, we iterate only
within the same AG as the passed-in inode.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Allison Collins <allison.henderson@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong
2019-07-03 20:36:28 -07:00
parent fba9760a43
commit 13d59a2a61
7 changed files with 69 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
fs/xfs/xfs_iwalk.c
View File

@@ -519,6 +519,7 @@ xfs_iwalk(
struct xfs_mount *mp,
struct xfs_trans *tp,
xfs_ino_t startino,
unsigned int flags,
xfs_iwalk_fn iwalk_fn,
unsigned int inode_records,
void *data)
@@ -538,6 +539,7 @@ xfs_iwalk(
int error;
ASSERT(agno < mp->m_sb.sb_agcount);
ASSERT(!(flags & ~XFS_IWALK_FLAGS_ALL));
error = xfs_iwalk_alloc(&iwag);
if (error)
@@ -548,6 +550,8 @@ xfs_iwalk(
if (error)
break;
iwag.startino = XFS_AGINO_TO_INO(mp, agno + 1, 0);
if (flags & XFS_INOBT_WALK_SAME_AG)
break;
}
xfs_iwalk_free(&iwag);
@@ -586,6 +590,7 @@ int
xfs_iwalk_threaded(
struct xfs_mount *mp,
xfs_ino_t startino,
unsigned int flags,
xfs_iwalk_fn iwalk_fn,
unsigned int inode_records,
bool polled,
@@ -597,6 +602,7 @@ xfs_iwalk_threaded(
int error;
ASSERT(agno < mp->m_sb.sb_agcount);
ASSERT(!(flags & ~XFS_IWALK_FLAGS_ALL));
nr_threads = xfs_pwork_guess_datadev_parallelism(mp);
error = xfs_pwork_init(mp, &pctl, xfs_iwalk_ag_work, "xfs_iwalk",
@@ -618,6 +624,8 @@ xfs_iwalk_threaded(
iwag->sz_recs = xfs_iwalk_prefetch(inode_records);
xfs_pwork_queue(&pctl, &iwag->pwork);
startino = XFS_AGINO_TO_INO(mp, agno + 1, 0);
if (flags & XFS_INOBT_WALK_SAME_AG)
break;
}
if (polled)
@@ -674,6 +682,7 @@ xfs_inobt_walk(
struct xfs_mount *mp,
struct xfs_trans *tp,
xfs_ino_t startino,
unsigned int flags,
xfs_inobt_walk_fn inobt_walk_fn,
unsigned int inobt_records,
void *data)
@@ -691,6 +700,7 @@ xfs_inobt_walk(
int error;
ASSERT(agno < mp->m_sb.sb_agcount);
ASSERT(!(flags & ~XFS_INOBT_WALK_FLAGS_ALL));
error = xfs_iwalk_alloc(&iwag);
if (error)
@@ -701,6 +711,8 @@ xfs_inobt_walk(
if (error)
break;
iwag.startino = XFS_AGINO_TO_INO(mp, agno + 1, 0);
if (flags & XFS_INOBT_WALK_SAME_AG)
break;
}
xfs_iwalk_free(&iwag);