The commit is pushed to "branch-rh7-3.10.0-862.14.4.vz7.72.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-862.14.4.vz7.72.15
------>
commit 51fbe7348c88b9afd3b46b0f28e91217d9035bd6
Author: Pavel Butsykin <[email protected]>
Date: Wed Oct 31 16:02:50 2018 +0300
fs/fuse kio_pcs: simplify pcs_mapping_truncate()
This cosmetic patch is aimed to simplify the code in pcs_mapping_truncate().
Signed-off-by: Pavel Butsykin <[email protected]>
Reviewed-by: Kirill Tkhai <[email protected]>
=====================
Patchset description:
FUSE KIO: Mapping truncate fixes
https://jira.sw.ru/browse/PSBM-89539
---
fs/fuse/kio/pcs/pcs_map.c | 36 +++++++++---------------------------
1 file changed, 9 insertions(+), 27 deletions(-)
diff --git a/fs/fuse/kio/pcs/pcs_map.c b/fs/fuse/kio/pcs/pcs_map.c
index 01cbf95f7ab7..c4628b0a65a5 100644
--- a/fs/fuse/kio/pcs/pcs_map.c
+++ b/fs/fuse/kio/pcs/pcs_map.c
@@ -2462,7 +2462,6 @@ noinline void pcs_mapping_truncate(struct pcs_int_request
*ireq, u64 old_size)
u64 new_size = DENTRY_SIZE(di);
u64 offset;
struct pcs_map_entry * m = NULL;
- int queue = 0;
di->local_mtime = get_real_time_ms();
@@ -2487,38 +2486,21 @@ noinline void pcs_mapping_truncate(struct
pcs_int_request *ireq, u64 old_size)
m = pcs_find_get_map(di, offset - 1);
- if (m) {
- FUSE_KTRACE(ireq->cc->fc, "mapping truncate %llu->%llu "
DENTRY_FMT " %x", (unsigned long long)old_size,
- (unsigned long long)new_size, DENTRY_ARGS(ireq->dentry),
m ? m->state : -1);
- }
- if (m && map_chunk_end(m) == offset) {
- map_truncate_tail(&di->mapping, offset);
- ireq_complete(ireq);
- pcs_map_put(m);
- return;
- }
-
+ FUSE_KTRACE(ireq->cc->fc, "mapping truncate %llu->%llu " DENTRY_FMT "
%x", (unsigned long long)old_size,
+ (unsigned long long)new_size, DENTRY_ARGS(ireq->dentry), m ?
m->state : -1);
- if (m == NULL)
- queue = 1;
- else {
- if (!valid_for_truncate(m, ireq))
- queue = 1;
+ if (m == NULL) {
+ map_queue_on_limit(ireq);
+ return;
}
- if (queue) {
- if (m) {
- pcs_map_queue_resolve(m, ireq, 1);
- } else {
- map_queue_on_limit(ireq);
- }
- } else {
+ if (map_chunk_end(m) == offset || valid_for_truncate(m, ireq)) {
map_truncate_tail(&di->mapping, map_chunk_end(m));
ireq_complete(ireq);
- }
+ } else
+ pcs_map_queue_resolve(m, ireq, 1);
- if (m)
- pcs_map_put(m);
+ pcs_map_put(m);
}
static int commit_cs_record(struct pcs_map_entry * m, struct pcs_cs_record *
rec,
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