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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-03-14 20:35:57 +0100 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 23:09:57 +0200 |
| commit | 65d48e35250fe46a560dffa13876830336b152c9 (patch) | |
| tree | 66141141933b02b33b6caa4f94118af4c782996a /fs/bcachefs/super-io.c | |
| parent | bcachefs: Fix bch2_check_extents_to_backpointers() (diff) | |
| download | linux-65d48e35250fe46a560dffa13876830336b152c9.tar.xz linux-65d48e35250fe46a560dffa13876830336b152c9.zip | |
bcachefs: Private error codes: ENOMEM
This adds private error codes for most (but not all) of our ENOMEM uses,
which makes it easier to track down assorted allocation failures.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/super-io.c')
| -rw-r--r-- | fs/bcachefs/super-io.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index e311b1b4595a..d23ed9ec30f1 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -139,14 +139,14 @@ int bch2_sb_realloc(struct bch_sb_handle *sb, unsigned u64s) return 0; if (dynamic_fault("bcachefs:add:super_realloc")) - return -ENOMEM; + return -BCH_ERR_ENOMEM_sb_realloc_injected; if (sb->have_bio) { unsigned nr_bvecs = DIV_ROUND_UP(new_buffer_size, PAGE_SIZE); bio = bio_kmalloc(nr_bvecs, GFP_KERNEL); if (!bio) - return -ENOMEM; + return -BCH_ERR_ENOMEM_sb_bio_realloc; bio_init(bio, NULL, bio->bi_inline_vecs, nr_bvecs, 0); @@ -156,7 +156,7 @@ int bch2_sb_realloc(struct bch_sb_handle *sb, unsigned u64s) new_sb = krealloc(sb->sb, new_buffer_size, GFP_NOFS|__GFP_ZERO); if (!new_sb) - return -ENOMEM; + return -BCH_ERR_ENOMEM_sb_buf_realloc; sb->sb = new_sb; sb->buffer_size = new_buffer_size; @@ -562,8 +562,9 @@ reread: } if (bytes > sb->buffer_size) { - if (bch2_sb_realloc(sb, le32_to_cpu(sb->sb->u64s))) - return -ENOMEM; + ret = bch2_sb_realloc(sb, le32_to_cpu(sb->sb->u64s)); + if (ret) + return ret; goto reread; } |