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scoutfs: trace radix bit ops before assertions

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Trace operations before they can trigger assertions so we can see the
violating operation in the traces.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2020-07-24 14:38:19 -07:00
committed by Zach Brown
parent ca6b7f1e6d
commit 5c6b263d97
1 changed files with 2 additions and 2 deletions
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4
kmod/src/radix.c
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@@ -465,6 +465,7 @@ static void set_leaf_bits(struct super_block *sb, struct scoutfs_block *bl,
struct scoutfs_radix_block *rdx = bl->data;
int lg_nbits;
trace_scoutfs_radix_set_bits(sb, bl->blkno, ind, nbits);
bug_on_bad_bits(ind, nbits);
/* must never double-free bits */
@@ -473,7 +474,6 @@ static void set_leaf_bits(struct super_block *sb, struct scoutfs_block *bl,
lg_nbits = count_lg_bits(rdx->bits, ind, nbits);
fixup_parent_refs(sb, bl, nbits, lg_nbits);
trace_scoutfs_radix_set_bits(sb, bl->blkno, ind, nbits);
}
static void clear_leaf_bits(struct super_block *sb, struct scoutfs_block *bl,
@@ -482,6 +482,7 @@ static void clear_leaf_bits(struct super_block *sb, struct scoutfs_block *bl,
struct scoutfs_radix_block *rdx = bl->data;
int lg_nbits;
trace_scoutfs_radix_clear_bits(sb, bl->blkno, ind, nbits);
bug_on_bad_bits(ind, nbits);
/* must never alloc in-use bits */
@@ -490,7 +491,6 @@ static void clear_leaf_bits(struct super_block *sb, struct scoutfs_block *bl,
bitmap_clear_le(rdx->bits, ind, nbits);
fixup_parent_refs(sb, bl, -nbits, -lg_nbits);
trace_scoutfs_radix_clear_bits(sb, bl->blkno, ind, nbits);
}
/*