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authorDavid Howells <dhowells@redhat.com>2017-11-02 18:27:48 +0300
committerDavid Howells <dhowells@redhat.com>2017-11-13 18:38:17 +0300
commit97e3043ad82c93b7c2e3c4bfc518f7401f175821 (patch)
tree16b3051641132a2af2bb95d9433c0508dd5c93cc /fs/afs
parentf780c8ea0e73c0d371ffbebff91bb7555697219f (diff)
downloadlinux-97e3043ad82c93b7c2e3c4bfc518f7401f175821.tar.xz
afs: Condense afs_call's reply{,2,3,4} into an array
Condense struct afs_call's reply anchor members - reply{,2,3,4} - into an array. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs')
-rw-r--r--fs/afs/file.c2
-rw-r--r--fs/afs/fsclient.c136
-rw-r--r--fs/afs/internal.h5
-rw-r--r--fs/afs/rxrpc.c2
-rw-r--r--fs/afs/vlclient.c6
5 files changed, 74 insertions, 77 deletions
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 510cba15fa56..08f9f0c5dfac 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -281,7 +281,7 @@ static int afs_readpage(struct file *file, struct page *page)
static void afs_readpages_page_done(struct afs_call *call, struct afs_read *req)
{
#ifdef CONFIG_AFS_FSCACHE
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
#endif
struct page *page = req->pages[req->index];
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index 7acfbc6e1f20..36f58adde030 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -243,7 +243,7 @@ static void xdr_decode_AFSFetchVolumeStatus(const __be32 **_bp,
*/
static int afs_deliver_fs_fetch_status(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -257,8 +257,8 @@ static int afs_deliver_fs_fetch_status(struct afs_call *call)
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
xdr_decode_AFSCallBack(&bp, vnode);
- if (call->reply2)
- xdr_decode_AFSVolSync(&bp, call->reply2);
+ if (call->reply[1])
+ xdr_decode_AFSVolSync(&bp, call->reply[1]);
_leave(" = 0 [done]");
return 0;
@@ -294,8 +294,8 @@ int afs_fs_fetch_file_status(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
- call->reply2 = volsync;
+ call->reply[0] = vnode;
+ call->reply[1] = volsync;
/* marshall the parameters */
bp = call->request;
@@ -312,8 +312,8 @@ int afs_fs_fetch_file_status(struct afs_server *server,
*/
static int afs_deliver_fs_fetch_data(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
- struct afs_read *req = call->reply3;
+ struct afs_vnode *vnode = call->reply[0];
+ struct afs_read *req = call->reply[2];
const __be32 *bp;
unsigned int size;
void *buffer;
@@ -430,8 +430,8 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
xdr_decode_AFSCallBack(&bp, vnode);
- if (call->reply2)
- xdr_decode_AFSVolSync(&bp, call->reply2);
+ if (call->reply[1])
+ xdr_decode_AFSVolSync(&bp, call->reply[1]);
call->offset = 0;
call->unmarshall++;
@@ -455,7 +455,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
static void afs_fetch_data_destructor(struct afs_call *call)
{
- struct afs_read *req = call->reply3;
+ struct afs_read *req = call->reply[2];
afs_put_read(req);
afs_flat_call_destructor(call);
@@ -496,9 +496,9 @@ static int afs_fs_fetch_data64(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
- call->reply2 = NULL; /* volsync */
- call->reply3 = req;
+ call->reply[0] = vnode;
+ call->reply[1] = NULL; /* volsync */
+ call->reply[2] = req;
call->operation_ID = FSFETCHDATA64;
/* marshall the parameters */
@@ -541,9 +541,9 @@ int afs_fs_fetch_data(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
- call->reply2 = NULL; /* volsync */
- call->reply3 = req;
+ call->reply[0] = vnode;
+ call->reply[1] = NULL; /* volsync */
+ call->reply[2] = req;
call->operation_ID = FSFETCHDATA;
/* marshall the parameters */
@@ -645,7 +645,7 @@ int afs_fs_give_up_callbacks(struct afs_net *net,
*/
static int afs_deliver_fs_create_vnode(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -657,11 +657,11 @@ static int afs_deliver_fs_create_vnode(struct afs_call *call)
/* unmarshall the reply once we've received all of it */
bp = call->buffer;
- xdr_decode_AFSFid(&bp, call->reply2);
- xdr_decode_AFSFetchStatus(&bp, call->reply3, NULL, NULL);
+ xdr_decode_AFSFid(&bp, call->reply[1]);
+ xdr_decode_AFSFetchStatus(&bp, call->reply[2], NULL, NULL);
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
- xdr_decode_AFSCallBack_raw(&bp, call->reply4);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ xdr_decode_AFSCallBack_raw(&bp, call->reply[3]);
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -706,10 +706,10 @@ int afs_fs_create(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
- call->reply2 = newfid;
- call->reply3 = newstatus;
- call->reply4 = newcb;
+ call->reply[0] = vnode;
+ call->reply[1] = newfid;
+ call->reply[2] = newstatus;
+ call->reply[3] = newcb;
/* marshall the parameters */
bp = call->request;
@@ -739,7 +739,7 @@ int afs_fs_create(struct afs_server *server,
*/
static int afs_deliver_fs_remove(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -752,7 +752,7 @@ static int afs_deliver_fs_remove(struct afs_call *call)
/* unmarshall the reply once we've received all of it */
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -793,7 +793,7 @@ int afs_fs_remove(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
/* marshall the parameters */
bp = call->request;
@@ -817,7 +817,7 @@ int afs_fs_remove(struct afs_server *server,
*/
static int afs_deliver_fs_link(struct afs_call *call)
{
- struct afs_vnode *dvnode = call->reply, *vnode = call->reply2;
+ struct afs_vnode *dvnode = call->reply[0], *vnode = call->reply[1];
const __be32 *bp;
int ret;
@@ -831,7 +831,7 @@ static int afs_deliver_fs_link(struct afs_call *call)
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
xdr_decode_AFSFetchStatus(&bp, &dvnode->status, dvnode, NULL);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -872,8 +872,8 @@ int afs_fs_link(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = dvnode;
- call->reply2 = vnode;
+ call->reply[0] = dvnode;
+ call->reply[1] = vnode;
/* marshall the parameters */
bp = call->request;
@@ -900,7 +900,7 @@ int afs_fs_link(struct afs_server *server,
*/
static int afs_deliver_fs_symlink(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -912,10 +912,10 @@ static int afs_deliver_fs_symlink(struct afs_call *call)
/* unmarshall the reply once we've received all of it */
bp = call->buffer;
- xdr_decode_AFSFid(&bp, call->reply2);
- xdr_decode_AFSFetchStatus(&bp, call->reply3, NULL, NULL);
+ xdr_decode_AFSFid(&bp, call->reply[1]);
+ xdr_decode_AFSFetchStatus(&bp, call->reply[2], NULL, NULL);
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, NULL);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -963,9 +963,9 @@ int afs_fs_symlink(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
- call->reply2 = newfid;
- call->reply3 = newstatus;
+ call->reply[0] = vnode;
+ call->reply[1] = newfid;
+ call->reply[2] = newstatus;
/* marshall the parameters */
bp = call->request;
@@ -1002,7 +1002,7 @@ int afs_fs_symlink(struct afs_server *server,
*/
static int afs_deliver_fs_rename(struct afs_call *call)
{
- struct afs_vnode *orig_dvnode = call->reply, *new_dvnode = call->reply2;
+ struct afs_vnode *orig_dvnode = call->reply[0], *new_dvnode = call->reply[1];
const __be32 *bp;
int ret;
@@ -1018,7 +1018,7 @@ static int afs_deliver_fs_rename(struct afs_call *call)
if (new_dvnode != orig_dvnode)
xdr_decode_AFSFetchStatus(&bp, &new_dvnode->status, new_dvnode,
NULL);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -1067,8 +1067,8 @@ int afs_fs_rename(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = orig_dvnode;
- call->reply2 = new_dvnode;
+ call->reply[0] = orig_dvnode;
+ call->reply[1] = new_dvnode;
/* marshall the parameters */
bp = call->request;
@@ -1103,7 +1103,7 @@ int afs_fs_rename(struct afs_server *server,
*/
static int afs_deliver_fs_store_data(struct afs_call *call)
{
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -1117,7 +1117,7 @@ static int afs_deliver_fs_store_data(struct afs_call *call)
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode,
&call->store_version);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
afs_pages_written_back(vnode, call);
@@ -1166,7 +1166,7 @@ static int afs_fs_store_data64(struct afs_server *server,
call->wb = wb;
call->key = wb->key;
- call->reply = vnode;
+ call->reply[0] = vnode;
call->mapping = vnode->vfs_inode.i_mapping;
call->first = first;
call->last = last;
@@ -1242,7 +1242,7 @@ int afs_fs_store_data(struct afs_server *server, struct afs_writeback *wb,
call->wb = wb;
call->key = wb->key;
- call->reply = vnode;
+ call->reply[0] = vnode;
call->mapping = vnode->vfs_inode.i_mapping;
call->first = first;
call->last = last;
@@ -1278,7 +1278,7 @@ int afs_fs_store_data(struct afs_server *server, struct afs_writeback *wb,
static int afs_deliver_fs_store_status(struct afs_call *call)
{
afs_dataversion_t *store_version;
- struct afs_vnode *vnode = call->reply;
+ struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
int ret;
@@ -1295,7 +1295,7 @@ static int afs_deliver_fs_store_status(struct afs_call *call)
bp = call->buffer;
xdr_decode_AFSFetchStatus(&bp, &vnode->status, vnode, store_version);
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -1346,7 +1346,7 @@ static int afs_fs_setattr_size64(struct afs_server *server, struct key *key,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
call->store_version = vnode->status.data_version + 1;
call->operation_ID = FSSTOREDATA;
@@ -1396,7 +1396,7 @@ static int afs_fs_setattr_size(struct afs_server *server, struct key *key,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
call->store_version = vnode->status.data_version + 1;
call->operation_ID = FSSTOREDATA;
@@ -1442,7 +1442,7 @@ int afs_fs_setattr(struct afs_server *server, struct key *key,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
call->operation_ID = FSSTORESTATUS;
/* marshall the parameters */
@@ -1482,7 +1482,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
return ret;
bp = call->buffer;
- xdr_decode_AFSFetchVolumeStatus(&bp, call->reply2);
+ xdr_decode_AFSFetchVolumeStatus(&bp, call->reply[1]);
call->offset = 0;
call->unmarshall++;
@@ -1503,13 +1503,13 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
case 3:
_debug("extract volname");
if (call->count > 0) {
- ret = afs_extract_data(call, call->reply3,
+ ret = afs_extract_data(call, call->reply[2],
call->count, true);
if (ret < 0)
return ret;
}
- p = call->reply3;
+ p = call->reply[2];
p[call->count] = 0;
_debug("volname '%s'", p);
@@ -1550,13 +1550,13 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
case 6:
_debug("extract offline");
if (call->count > 0) {
- ret = afs_extract_data(call, call->reply3,
+ ret = afs_extract_data(call, call->reply[2],
call->count, true);
if (ret < 0)
return ret;
}
- p = call->reply3;
+ p = call->reply[2];
p[call->count] = 0;
_debug("offline '%s'", p);
@@ -1597,13 +1597,13 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
case 9:
_debug("extract motd");
if (call->count > 0) {
- ret = afs_extract_data(call, call->reply3,
+ ret = afs_extract_data(call, call->reply[2],
call->count, true);
if (ret < 0)
return ret;
}
- p = call->reply3;
+ p = call->reply[2];
p[call->count] = 0;
_debug("motd '%s'", p);
@@ -1634,8 +1634,8 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
*/
static void afs_get_volume_status_call_destructor(struct afs_call *call)
{
- kfree(call->reply3);
- call->reply3 = NULL;
+ kfree(call->reply[2]);
+ call->reply[2] = NULL;
afs_flat_call_destructor(call);
}
@@ -1675,9 +1675,9 @@ int afs_fs_get_volume_status(struct afs_server *server,
}
call->key = key;
- call->reply = vnode;
- call->reply2 = vs;
- call->reply3 = tmpbuf;
+ call->reply[0] = vnode;
+ call->reply[1] = vs;
+ call->reply[2] = tmpbuf;
/* marshall the parameters */
bp = call->request;
@@ -1703,7 +1703,7 @@ static int afs_deliver_fs_xxxx_lock(struct afs_call *call)
/* unmarshall the reply once we've received all of it */
bp = call->buffer;
- /* xdr_decode_AFSVolSync(&bp, call->replyX); */
+ /* xdr_decode_AFSVolSync(&bp, call->reply[X]); */
_leave(" = 0 [done]");
return 0;
@@ -1756,7 +1756,7 @@ int afs_fs_set_lock(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
/* marshall the parameters */
bp = call->request;
@@ -1788,7 +1788,7 @@ int afs_fs_extend_lock(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
/* marshall the parameters */
bp = call->request;
@@ -1819,7 +1819,7 @@ int afs_fs_release_lock(struct afs_server *server,
return -ENOMEM;
call->key = key;
- call->reply = vnode;
+ call->reply[0] = vnode;
/* marshall the parameters */
bp = call->request;
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index ba31a386bb2d..77a83e1bf56f 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -81,10 +81,7 @@ struct afs_call {
struct address_space *mapping; /* page set */
struct afs_writeback *wb; /* writeback being performed */
void *buffer; /* reply receive buffer */
- void *reply; /* reply buffer (first part) */
- void *reply2; /* reply buffer (second part) */
- void *reply3; /* reply buffer (third part) */
- void *reply4; /* reply buffer (fourth part) */
+ void *reply[4]; /* Where to put the reply */
pgoff_t first; /* first page in mapping to deal with */
pgoff_t last; /* last page in mapping to deal with */
size_t offset; /* offset into received data store */
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index 5f06cf720340..fc49193e12c4 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -639,7 +639,7 @@ static void afs_process_async_call(struct work_struct *work)
}
if (call->state == AFS_CALL_COMPLETE) {
- call->reply = NULL;
+ call->reply[0] = NULL;
/* We have two refs to release - one from the alloc and one
* queued with the work item - and we can't just deallocate the
diff --git a/fs/afs/vlclient.c b/fs/afs/vlclient.c
index 66e62be07b63..aa79fe3f168b 100644
--- a/fs/afs/vlclient.c
+++ b/fs/afs/vlclient.c
@@ -32,7 +32,7 @@ static int afs_deliver_vl_get_entry_by_xxx(struct afs_call *call)
return ret;
/* unmarshall the reply once we've received all of it */
- entry = call->reply;
+ entry = call->reply[0];
bp = call->buffer;
for (loop = 0; loop < 64; loop++)
@@ -135,7 +135,7 @@ int afs_vl_get_entry_by_name(struct afs_net *net,
return -ENOMEM;
call->key = key;
- call->reply = entry;
+ call->reply[0] = entry;
/* marshall the parameters */
bp = call->request;
@@ -170,7 +170,7 @@ int afs_vl_get_entry_by_id(struct afs_net *net,
return -ENOMEM;
call->key = key;
- call->reply = entry;
+ call->reply[0] = entry;
/* marshall the parameters */
bp = call->request;