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authorKent Overstreet <kent.overstreet@linux.dev>2025-04-15 09:54:01 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2025-05-21 20:14:16 -0400
commitc79eb06da4c34f29ca8bd23ddf7c1d7c1cd16121 (patch)
tree0ffef1acf07353d521a0f3bf6e3dd0edcdd6a552 /fs/bcachefs/opts.h
parent83ecd1b122f49c907ea3c4178f32bd37223e7fac (diff)
bcachefs: Clean up option pre/post hooks, small fixes
The helpers are now: - bch2_opt_hook_pre_set() - bch2_opts_hooks_pre_set() - bch2_opt_hook_post_set Fix a bug where the filesystem discard option would incorrectly be changed when setting the device option, and don't trigger rebalance scans unnecessarily (when options aren't changing). Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/opts.h')
-rw-r--r--fs/bcachefs/opts.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/bcachefs/opts.h b/fs/bcachefs/opts.h
index c97f2a6ad29f..b7952405d502 100644
--- a/fs/bcachefs/opts.h
+++ b/fs/bcachefs/opts.h
@@ -612,10 +612,10 @@ void bch2_opt_set_by_id(struct bch_opts *, enum bch_opt_id, u64);
u64 bch2_opt_from_sb(struct bch_sb *, enum bch_opt_id, int);
int bch2_opts_from_sb(struct bch_opts *, struct bch_sb *);
-void __bch2_opt_set_sb(struct bch_sb *, int, const struct bch_option *, u64);
+bool __bch2_opt_set_sb(struct bch_sb *, int, const struct bch_option *, u64);
struct bch_dev;
-void bch2_opt_set_sb(struct bch_fs *, struct bch_dev *, const struct bch_option *, u64);
+bool bch2_opt_set_sb(struct bch_fs *, struct bch_dev *, const struct bch_option *, u64);
int bch2_opt_lookup(const char *);
int bch2_opt_validate(const struct bch_option *, u64, struct printbuf *);
@@ -632,8 +632,11 @@ void bch2_opts_to_text(struct printbuf *,
struct bch_fs *, struct bch_sb *,
unsigned, unsigned, unsigned);
-int bch2_opt_check_may_set(struct bch_fs *, struct bch_dev *, int, u64);
-int bch2_opts_check_may_set(struct bch_fs *);
+int bch2_opt_hook_pre_set(struct bch_fs *, struct bch_dev *, enum bch_opt_id, u64);
+int bch2_opts_hooks_pre_set(struct bch_fs *);
+void bch2_opt_hook_post_set(struct bch_fs *, struct bch_dev *, u64,
+ struct bch_opts *, enum bch_opt_id);
+
int bch2_parse_one_mount_opt(struct bch_fs *, struct bch_opts *,
struct printbuf *, const char *, const char *);
int bch2_parse_mount_opts(struct bch_fs *, struct bch_opts *, struct printbuf *,