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authorAlexander Aring <aahringo@redhat.com>2021-11-30 14:47:16 -0500
committerDavid Teigland <teigland@redhat.com>2021-12-07 12:42:26 -0600
commit21d9ac1a5376d949199398848006f6b14649f533 (patch)
tree673a07f065a27bd8d473c69cc915a586c970f257 /fs/dlm/dlm_internal.h
parentbcbfea41e1f9d516faed1faf0f2d390c000bf0d9 (diff)
downloadlinux-21d9ac1a5376d949199398848006f6b14649f533.tar.gz
fs: dlm: use event based wait for pending remove
This patch will use an event based waitqueue to wait for a possible clash with the ls_remove_name field of dlm_ls instead of doing busy waiting. Signed-off-by: Alexander Aring <aahringo@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/dlm_internal.h')
-rw-r--r--fs/dlm/dlm_internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h
index 019931804af9b..74a9590a4dd5b 100644
--- a/fs/dlm/dlm_internal.h
+++ b/fs/dlm/dlm_internal.h
@@ -576,6 +576,7 @@ struct dlm_ls {
struct list_head ls_new_rsb; /* new rsb structs */
spinlock_t ls_remove_spin;
+ wait_queue_head_t ls_remove_wait;
char ls_remove_name[DLM_RESNAME_MAXLEN+1];
char *ls_remove_names[DLM_REMOVE_NAMES_MAX];
int ls_remove_len;