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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-04-13 22:43:11 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-04-14 20:02:11 -0400 |
| commit | bdae2a7e6020e1cf864a30dab2af323575569dc7 (patch) | |
| tree | fd4d2bb73c6692d2ba9234f6a7d5714fd66b8e80 | |
| parent | e879389f5777de5d94f27f8d88d7e92341afa3ef (diff) | |
| download | linux-bdae2a7e6020e1cf864a30dab2af323575569dc7.tar.gz | |
bcachefs: sysfs internal/trigger_journal_flush
Add a sysfs knob for immediately flushing the entire journal.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
| -rw-r--r-- | fs/bcachefs/sysfs.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/bcachefs/sysfs.c b/fs/bcachefs/sysfs.c index b18b0cc81b594a..5be92fe3f4ea4e 100644 --- a/fs/bcachefs/sysfs.c +++ b/fs/bcachefs/sysfs.c @@ -25,6 +25,7 @@ #include "ec.h" #include "inode.h" #include "journal.h" +#include "journal_reclaim.h" #include "keylist.h" #include "move.h" #include "movinggc.h" @@ -138,6 +139,7 @@ do { \ write_attribute(trigger_gc); write_attribute(trigger_discards); write_attribute(trigger_invalidates); +write_attribute(trigger_journal_flush); write_attribute(prune_cache); write_attribute(btree_wakeup); rw_attribute(btree_gc_periodic); @@ -500,7 +502,7 @@ STORE(bch2_fs) /* Debugging: */ - if (!test_bit(BCH_FS_rw, &c->flags)) + if (!bch2_write_ref_tryget(c, BCH_WRITE_REF_sysfs)) return -EROFS; if (attr == &sysfs_prune_cache) { @@ -533,6 +535,11 @@ STORE(bch2_fs) if (attr == &sysfs_trigger_invalidates) bch2_do_invalidates(c); + if (attr == &sysfs_trigger_journal_flush) { + bch2_journal_flush_all_pins(&c->journal); + bch2_journal_meta(&c->journal); + } + #ifdef CONFIG_BCACHEFS_TESTS if (attr == &sysfs_perf_test) { char *tmp = kstrdup(buf, GFP_KERNEL), *p = tmp; @@ -553,6 +560,7 @@ STORE(bch2_fs) size = ret; } #endif + bch2_write_ref_put(c, BCH_WRITE_REF_sysfs); return size; } SYSFS_OPS(bch2_fs); @@ -651,6 +659,7 @@ struct attribute *bch2_fs_internal_files[] = { &sysfs_trigger_gc, &sysfs_trigger_discards, &sysfs_trigger_invalidates, + &sysfs_trigger_journal_flush, &sysfs_prune_cache, &sysfs_btree_wakeup, |