diff options
| author |   David Howells <dhowells@redhat.com> | 2019-11-21 09:12:17 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2019-11-21 09:12:17 +0000 |
| commit | d4438a25295d87d189e1925e0f7de2edcfe66582 (patch) | |
| tree | 4c8c4ee14cf08efd4a71e650f467bc0b4bef6908 /fs/afs | |
| parent | afs: Rename desc -> req in afs_fetch_data() (diff) | |
| download | wireguard-linux-d4438a25295d87d189e1925e0f7de2edcfe66582.tar.xz wireguard-linux-d4438a25295d87d189e1925e0f7de2edcfe66582.zip | |
afs: Introduce an afs_get_read() refcount helper
Introduce an afs_get_read() helper to get a reference on an afs_read
object.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs')
| -rw-r--r-- | fs/afs/fsclient.c | 6 | ||||
| -rw-r--r-- | fs/afs/internal.h | 6 | ||||
| -rw-r--r-- | fs/afs/yfsclient.c | 3 |
3 files changed, 9 insertions, 6 deletions
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c index 1a48a0a08781..1f9c5d8e6fe5 100644 --- a/fs/afs/fsclient.c +++ b/fs/afs/fsclient.c @@ -490,7 +490,7 @@ static int afs_fs_fetch_data64(struct afs_fs_cursor *fc, call->key = fc->key; call->out_scb = scb; call->out_volsync = NULL; - call->read_request = req; + call->read_request = afs_get_read(req); /* marshall the parameters */ bp = call->request; @@ -503,7 +503,6 @@ static int afs_fs_fetch_data64(struct afs_fs_cursor *fc, bp[6] = 0; bp[7] = htonl(lower_32_bits(req->len)); - refcount_inc(&req->usage); afs_use_fs_server(call, fc->cbi); trace_afs_make_fs_call(call, &vnode->fid); afs_set_fc_call(call, fc); @@ -540,7 +539,7 @@ int afs_fs_fetch_data(struct afs_fs_cursor *fc, call->key = fc->key; call->out_scb = scb; call->out_volsync = NULL; - call->read_request = req; + call->read_request = afs_get_read(req); /* marshall the parameters */ bp = call->request; @@ -551,7 +550,6 @@ int afs_fs_fetch_data(struct afs_fs_cursor *fc, bp[4] = htonl(lower_32_bits(req->pos)); bp[5] = htonl(lower_32_bits(req->len)); - refcount_inc(&req->usage); afs_use_fs_server(call, fc->cbi); trace_afs_make_fs_call(call, &vnode->fid); afs_set_fc_call(call, fc); diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 8440834a1c51..1d81fc4c3058 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -934,6 +934,12 @@ extern int afs_fetch_data(struct afs_vnode *, struct key *, struct afs_read *); extern int afs_page_filler(void *, struct page *); extern void afs_put_read(struct afs_read *); +static inline struct afs_read *afs_get_read(struct afs_read *req) +{ + refcount_inc(&req->usage); + return req; +} + /* * flock.c */ diff --git a/fs/afs/yfsclient.c b/fs/afs/yfsclient.c index 8a8de5d0ab16..48a106514802 100644 --- a/fs/afs/yfsclient.c +++ b/fs/afs/yfsclient.c @@ -605,7 +605,7 @@ int yfs_fs_fetch_data(struct afs_fs_cursor *fc, struct afs_status_cb *scb, call->key = fc->key; call->out_scb = scb; call->out_volsync = NULL; - call->read_request = req; + call->read_request = afs_get_read(req); /* marshall the parameters */ bp = call->request; @@ -616,7 +616,6 @@ int yfs_fs_fetch_data(struct afs_fs_cursor *fc, struct afs_status_cb *scb, bp = xdr_encode_u64(bp, req->len); yfs_check_req(call, bp); - refcount_inc(&req->usage); afs_use_fs_server(call, fc->cbi); trace_afs_make_fs_call(call, &vnode->fid); afs_set_fc_call(call, fc); |