xfsprogs/SOURCES/xfsprogs-5.10.0-xfs_repair-Use-proper-min-max-values-in-compute_level_geometry.patch
2021-09-10 05:59:52 +00:00

93 lines
3.0 KiB
Diff

xfs_repair: Use proper min/max values in compute_level_geometry
When compute_level_geometry was added it exclusively uses
m_alloc_mnr/m_alloc_mxr but the rmap btree should be using
m_rmap_mnr/m_rmap_mxr. Pass those in directly to fix the
problem.
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
---
diff --git a/repair/phase5.c b/repair/phase5.c
index 0b8a55ff..dff342c8 100644
--- a/repair/phase5.c
+++ b/repair/phase5.c
@@ -355,12 +355,12 @@ compute_level_geometry(
struct bt_stat_level *lptr,
uint64_t nr_this_level,
int slack,
- bool leaf)
+ uint maxrecs,
+ uint minrecs)
{
- unsigned int maxrecs = mp->m_alloc_mxr[!leaf];
unsigned int desired_npb;
- desired_npb = max(mp->m_alloc_mnr[!leaf], maxrecs - slack);
+ desired_npb = max(minrecs, maxrecs - slack);
lptr->num_recs_tot = nr_this_level;
lptr->num_blocks = max(1ULL, nr_this_level / desired_npb);
@@ -410,7 +410,8 @@ calculate_freespace_cursor(xfs_mount_t *mp, xfs_agnumber_t agno,
* of the tree and set up the cursor for the leaf level
* (note that the same code is duplicated further down)
*/
- compute_level_geometry(mp, lptr, num_extents, 2, true);
+ compute_level_geometry(mp, lptr, num_extents, 2,
+ mp->m_alloc_mxr[0], mp->m_alloc_mnr[0]);
level = 1;
#ifdef XR_BLD_FREE_TRACE
@@ -429,7 +430,8 @@ calculate_freespace_cursor(xfs_mount_t *mp, xfs_agnumber_t agno,
lptr = &btree_curs->level[level];
compute_level_geometry(mp, lptr,
- p_lptr->num_blocks, 0, false);
+ p_lptr->num_blocks, 0,
+ mp->m_alloc_mxr[1], mp->m_alloc_mnr[1]);
#ifdef XR_BLD_FREE_TRACE
fprintf(stderr, "%s %d %d %d %d %d\n", __func__,
level,
@@ -509,7 +511,8 @@ calculate_freespace_cursor(xfs_mount_t *mp, xfs_agnumber_t agno,
* of the number of extents changing
*/
old_blocks = btree_curs->level[0].num_blocks;
- compute_level_geometry(mp, &btree_curs->level[0], num_extents, 2, true);
+ compute_level_geometry(mp, &btree_curs->level[0], num_extents, 2,
+ mp->m_alloc_mxr[0], mp->m_alloc_mnr[0]);
extra_blocks = 0;
if (old_blocks != btree_curs->level[0].num_blocks) {
@@ -578,7 +581,8 @@ calculate_freespace_cursor(xfs_mount_t *mp, xfs_agnumber_t agno,
lptr = &btree_curs->level[level++];
compute_level_geometry(mp, lptr,
- p_lptr->num_blocks, 0, false);
+ p_lptr->num_blocks, 0,
+ mp->m_alloc_mxr[1], mp->m_alloc_mnr[1]);
}
ASSERT(level < XFS_BTREE_MAXLEVELS);
ASSERT(lptr->num_blocks == 1);
@@ -1399,7 +1403,8 @@ init_rmapbt_cursor(
* metadata AG entries without too many splits.
*/
compute_level_geometry(mp, lptr, num_recs,
- num_recs > mp->m_rmap_mxr[0] ? 10 : 0, true);
+ num_recs > mp->m_rmap_mxr[0] ? 10 : 0,
+ mp->m_rmap_mxr[0], mp->m_rmap_mnr[0]);
blocks_allocated = lptr->num_blocks;
level = 1;
@@ -1408,7 +1413,8 @@ init_rmapbt_cursor(
lptr = &btree_curs->level[level++];
compute_level_geometry(mp, lptr,
- p_lptr->num_blocks, 0, false);
+ p_lptr->num_blocks, 0,
+ mp->m_rmap_mxr[1], mp->m_rmap_mnr[1]);
blocks_allocated += lptr->num_blocks;
}
ASSERT(level < XFS_BTREE_MAXLEVELS);