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authorKent Overstreet <kent.overstreet@gmail.com>2021-04-13 20:45:55 +0200
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-22 23:08:54 +0200
commit5bbe4bf95bdd18500c5de52e5d38a91fbb5f6234 (patch)
tree31c270a338a7ad298ec5029342e76ba46919e15f /fs/bcachefs/sysfs.c
parentbcachefs: Fix copygc threshold (diff)
downloadlinux-5bbe4bf95bdd18500c5de52e5d38a91fbb5f6234.tar.xz
linux-5bbe4bf95bdd18500c5de52e5d38a91fbb5f6234.zip
bcachefs: Add copygc wait to sysfs
Currently debugging an issue with copygc not running when it's supposed to, and this is an obvious first step. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to '')
-rw-r--r--fs/bcachefs/sysfs.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/bcachefs/sysfs.c b/fs/bcachefs/sysfs.c
index 9f75f72f7b12..1f31458ffec9 100644
--- a/fs/bcachefs/sysfs.c
+++ b/fs/bcachefs/sysfs.c
@@ -188,6 +188,7 @@ rw_attribute(cache_replacement_policy);
rw_attribute(label);
rw_attribute(copy_gc_enabled);
+read_attribute(copy_gc_wait);
sysfs_pd_controller_attribute(copy_gc);
rw_attribute(rebalance_enabled);
@@ -336,6 +337,9 @@ SHOW(bch2_fs)
sysfs_printf(rebalance_enabled, "%i", c->rebalance.enabled);
sysfs_pd_controller_show(rebalance, &c->rebalance.pd); /* XXX */
sysfs_pd_controller_show(copy_gc, &c->copygc_pd);
+ sysfs_hprint(copy_gc_wait,
+ max(0LL, c->copygc_wait -
+ atomic64_read(&c->io_clock[WRITE].now)) << 9);
if (attr == &sysfs_rebalance_work) {
bch2_rebalance_work_to_text(&out, c);
@@ -563,6 +567,7 @@ struct attribute *bch2_fs_internal_files[] = {
&sysfs_prune_cache,
&sysfs_copy_gc_enabled,
+ &sysfs_copy_gc_wait,
&sysfs_rebalance_enabled,
&sysfs_rebalance_work,