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-rw-r--r--fs/afs/fsclient.c308
1 files changed, 258 insertions, 50 deletions
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index 0b37867b5c20..1296f5dc4c1e 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -468,7 +468,9 @@ int afs_fs_fetch_file_status(struct afs_fs_cursor *fc, struct afs_volsync *volsy
call->cb_break = fc->cb_break;
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -498,7 +500,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
afs_extract_to_tmp(call);
}
- /* extract the returned data length */
+ /* Fall through - and extract the returned data length */
case 1:
_debug("extract data length");
ret = afs_extract_data(call, true);
@@ -525,7 +527,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
iov_iter_bvec(&call->iter, READ, call->bvec, 1, size);
ASSERTCMP(size, <=, PAGE_SIZE);
- /* extract the returned data */
+ /* Fall through - and extract the returned data */
case 2:
_debug("extract data %zu/%llu",
iov_iter_count(&call->iter), req->remain);
@@ -552,6 +554,8 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
/* Discard any excess data the server gave us */
iov_iter_discard(&call->iter, READ, req->actual_len - req->len);
call->unmarshall = 3;
+
+ /* Fall through */
case 3:
_debug("extract discard %zu/%llu",
iov_iter_count(&call->iter), req->actual_len - req->len);
@@ -564,7 +568,7 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call)
call->unmarshall = 4;
afs_extract_to_buf(call, (21 + 3 + 6) * 4);
- /* extract the metadata */
+ /* Fall through - and extract the metadata */
case 4:
ret = afs_extract_data(call, false);
if (ret < 0)
@@ -660,7 +664,8 @@ static int afs_fs_fetch_data64(struct afs_fs_cursor *fc, struct afs_read *req)
call->cb_break = fc->cb_break;
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -707,7 +712,8 @@ int afs_fs_fetch_data(struct afs_fs_cursor *fc, struct afs_read *req)
call->cb_break = fc->cb_break;
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -826,14 +832,16 @@ int afs_fs_create(struct afs_fs_cursor *fc,
*bp++ = 0; /* segment size */
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_call1(call, &vnode->fid, name);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
- * deliver reply data to an FS.RemoveFile or FS.RemoveDir
+ * Deliver reply data to any operation that returns file status and volume
+ * sync.
*/
-static int afs_deliver_fs_remove(struct afs_call *call)
+static int afs_deliver_fs_status_and_vol(struct afs_call *call)
{
struct afs_vnode *vnode = call->reply[0];
const __be32 *bp;
@@ -863,14 +871,14 @@ static int afs_deliver_fs_remove(struct afs_call *call)
static const struct afs_call_type afs_RXFSRemoveFile = {
.name = "FS.RemoveFile",
.op = afs_FS_RemoveFile,
- .deliver = afs_deliver_fs_remove,
+ .deliver = afs_deliver_fs_status_and_vol,
.destructor = afs_flat_call_destructor,
};
static const struct afs_call_type afs_RXFSRemoveDir = {
.name = "FS.RemoveDir",
.op = afs_FS_RemoveDir,
- .deliver = afs_deliver_fs_remove,
+ .deliver = afs_deliver_fs_status_and_vol,
.destructor = afs_flat_call_destructor,
};
@@ -921,8 +929,9 @@ int afs_fs_remove(struct afs_fs_cursor *fc, struct afs_vnode *vnode,
}
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &dvnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_call1(call, &dvnode->fid, name);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1013,8 +1022,9 @@ int afs_fs_link(struct afs_fs_cursor *fc, struct afs_vnode *vnode,
*bp++ = htonl(vnode->fid.unique);
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_call1(call, &vnode->fid, name);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1127,8 +1137,9 @@ int afs_fs_symlink(struct afs_fs_cursor *fc,
*bp++ = 0; /* segment size */
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_call1(call, &vnode->fid, name);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1245,8 +1256,9 @@ int afs_fs_rename(struct afs_fs_cursor *fc,
}
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &orig_dvnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_call2(call, &orig_dvnode->fid, orig_name, new_name);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1350,7 +1362,8 @@ static int afs_fs_store_data64(struct afs_fs_cursor *fc,
*bp++ = htonl((u32) i_size);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1426,7 +1439,8 @@ int afs_fs_store_data(struct afs_fs_cursor *fc, struct address_space *mapping,
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1524,7 +1538,8 @@ static int afs_fs_setattr_size64(struct afs_fs_cursor *fc, struct iattr *attr)
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1570,7 +1585,8 @@ static int afs_fs_setattr_size(struct afs_fs_cursor *fc, struct iattr *attr)
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1614,7 +1630,8 @@ int afs_fs_setattr(struct afs_fs_cursor *fc, struct iattr *attr)
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1634,7 +1651,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
call->unmarshall++;
afs_extract_to_buf(call, 12 * 4);
- /* extract the returned status record */
+ /* Fall through - and extract the returned status record */
case 1:
_debug("extract status");
ret = afs_extract_data(call, true);
@@ -1646,7 +1663,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
call->unmarshall++;
afs_extract_to_tmp(call);
- /* extract the volume name length */
+ /* Fall through - and extract the volume name length */
case 2:
ret = afs_extract_data(call, true);
if (ret < 0)
@@ -1661,7 +1678,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
afs_extract_begin(call, call->reply[2], size);
call->unmarshall++;
- /* extract the volume name */
+ /* Fall through - and extract the volume name */
case 3:
_debug("extract volname");
ret = afs_extract_data(call, true);
@@ -1674,7 +1691,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
afs_extract_to_tmp(call);
call->unmarshall++;
- /* extract the offline message length */
+ /* Fall through - and extract the offline message length */
case 4:
ret = afs_extract_data(call, true);
if (ret < 0)
@@ -1689,7 +1706,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
afs_extract_begin(call, call->reply[2], size);
call->unmarshall++;
- /* extract the offline message */
+ /* Fall through - and extract the offline message */
case 5:
_debug("extract offline");
ret = afs_extract_data(call, true);
@@ -1703,7 +1720,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
afs_extract_to_tmp(call);
call->unmarshall++;
- /* extract the message of the day length */
+ /* Fall through - and extract the message of the day length */
case 6:
ret = afs_extract_data(call, true);
if (ret < 0)
@@ -1718,7 +1735,7 @@ static int afs_deliver_fs_get_volume_status(struct afs_call *call)
afs_extract_begin(call, call->reply[2], size);
call->unmarshall++;
- /* extract the message of the day */
+ /* Fall through - and extract the message of the day */
case 7:
_debug("extract motd");
ret = afs_extract_data(call, false);
@@ -1798,7 +1815,8 @@ int afs_fs_get_volume_status(struct afs_fs_cursor *fc,
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1830,6 +1848,7 @@ static const struct afs_call_type afs_RXFSSetLock = {
.name = "FS.SetLock",
.op = afs_FS_SetLock,
.deliver = afs_deliver_fs_xxxx_lock,
+ .done = afs_lock_op_done,
.destructor = afs_flat_call_destructor,
};
@@ -1840,6 +1859,7 @@ static const struct afs_call_type afs_RXFSExtendLock = {
.name = "FS.ExtendLock",
.op = afs_FS_ExtendLock,
.deliver = afs_deliver_fs_xxxx_lock,
+ .done = afs_lock_op_done,
.destructor = afs_flat_call_destructor,
};
@@ -1874,6 +1894,7 @@ int afs_fs_set_lock(struct afs_fs_cursor *fc, afs_lock_type_t type)
call->key = fc->key;
call->reply[0] = vnode;
+ call->want_reply_time = true;
/* marshall the parameters */
bp = call->request;
@@ -1884,8 +1905,9 @@ int afs_fs_set_lock(struct afs_fs_cursor *fc, afs_lock_type_t type)
*bp++ = htonl(type);
afs_use_fs_server(call, fc->cbi);
- trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ trace_afs_make_fs_calli(call, &vnode->fid, type);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1909,6 +1931,7 @@ int afs_fs_extend_lock(struct afs_fs_cursor *fc)
call->key = fc->key;
call->reply[0] = vnode;
+ call->want_reply_time = true;
/* marshall the parameters */
bp = call->request;
@@ -1919,7 +1942,8 @@ int afs_fs_extend_lock(struct afs_fs_cursor *fc)
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1953,7 +1977,8 @@ int afs_fs_release_lock(struct afs_fs_cursor *fc)
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &vnode->fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -1998,7 +2023,8 @@ int afs_fs_give_up_all_callbacks(struct afs_net *net,
*bp++ = htonl(FSGIVEUPALLCALLBACKS);
/* Can't take a ref on server */
- return afs_make_call(ac, call, GFP_NOFS, false);
+ afs_make_call(ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, ac);
}
/*
@@ -2016,7 +2042,7 @@ static int afs_deliver_fs_get_capabilities(struct afs_call *call)
afs_extract_to_tmp(call);
call->unmarshall++;
- /* Extract the capabilities word count */
+ /* Fall through - and extract the capabilities word count */
case 1:
ret = afs_extract_data(call, true);
if (ret < 0)
@@ -2029,7 +2055,7 @@ static int afs_deliver_fs_get_capabilities(struct afs_call *call)
iov_iter_discard(&call->iter, READ, count * sizeof(__be32));
call->unmarshall++;
- /* Extract capabilities words */
+ /* Fall through - and extract capabilities words */
case 2:
ret = afs_extract_data(call, false);
if (ret < 0)
@@ -2068,12 +2094,11 @@ static const struct afs_call_type afs_RXFSGetCapabilities = {
* Probe a fileserver for the capabilities that it supports. This can
* return up to 196 words.
*/
-int afs_fs_get_capabilities(struct afs_net *net,
- struct afs_server *server,
- struct afs_addr_cursor *ac,
- struct key *key,
- unsigned int server_index,
- bool async)
+struct afs_call *afs_fs_get_capabilities(struct afs_net *net,
+ struct afs_server *server,
+ struct afs_addr_cursor *ac,
+ struct key *key,
+ unsigned int server_index)
{
struct afs_call *call;
__be32 *bp;
@@ -2082,13 +2107,14 @@ int afs_fs_get_capabilities(struct afs_net *net,
call = afs_alloc_flat_call(net, &afs_RXFSGetCapabilities, 1 * 4, 16 * 4);
if (!call)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
call->key = key;
call->reply[0] = afs_get_server(server);
call->reply[1] = (void *)(long)server_index;
call->upgrade = true;
call->want_reply_time = true;
+ call->async = true;
/* marshall the parameters */
bp = call->request;
@@ -2096,7 +2122,8 @@ int afs_fs_get_capabilities(struct afs_net *net,
/* Can't take a ref on server */
trace_afs_make_fs_call(call, NULL);
- return afs_make_call(ac, call, GFP_NOFS, async);
+ afs_make_call(ac, call, GFP_NOFS);
+ return call;
}
/*
@@ -2183,7 +2210,8 @@ int afs_fs_fetch_status(struct afs_fs_cursor *fc,
call->cb_break = fc->cb_break;
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, fid);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
/*
@@ -2206,6 +2234,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
call->unmarshall++;
/* Extract the file status count and array in two steps */
+ /* Fall through */
case 1:
_debug("extract status count");
ret = afs_extract_data(call, true);
@@ -2223,6 +2252,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
more_counts:
afs_extract_to_buf(call, 21 * sizeof(__be32));
+ /* Fall through */
case 2:
_debug("extract status array %u", call->count);
ret = afs_extract_data(call, true);
@@ -2246,6 +2276,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
afs_extract_to_tmp(call);
/* Extract the callback count and array in two steps */
+ /* Fall through */
case 3:
_debug("extract CB count");
ret = afs_extract_data(call, true);
@@ -2262,6 +2293,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
more_cbs:
afs_extract_to_buf(call, 3 * sizeof(__be32));
+ /* Fall through */
case 4:
_debug("extract CB array");
ret = afs_extract_data(call, true);
@@ -2284,6 +2316,7 @@ static int afs_deliver_fs_inline_bulk_status(struct afs_call *call)
afs_extract_to_buf(call, 6 * sizeof(__be32));
call->unmarshall++;
+ /* Fall through */
case 5:
ret = afs_extract_data(call, false);
if (ret < 0)
@@ -2363,5 +2396,180 @@ int afs_fs_inline_bulk_status(struct afs_fs_cursor *fc,
call->cb_break = fc->cb_break;
afs_use_fs_server(call, fc->cbi);
trace_afs_make_fs_call(call, &fids[0]);
- return afs_make_call(&fc->ac, call, GFP_NOFS, false);
+ afs_make_call(&fc->ac, call, GFP_NOFS);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
+}
+
+/*
+ * deliver reply data to an FS.FetchACL
+ */
+static int afs_deliver_fs_fetch_acl(struct afs_call *call)
+{
+ struct afs_vnode *vnode = call->reply[1];
+ struct afs_acl *acl;
+ const __be32 *bp;
+ unsigned int size;
+ int ret;
+
+ _enter("{%u}", call->unmarshall);
+
+ switch (call->unmarshall) {
+ case 0:
+ afs_extract_to_tmp(call);
+ call->unmarshall++;
+
+ /* extract the returned data length */
+ case 1:
+ ret = afs_extract_data(call, true);
+ if (ret < 0)
+ return ret;
+
+ size = call->count2 = ntohl(call->tmp);
+ size = round_up(size, 4);
+
+ acl = kmalloc(struct_size(acl, data, size), GFP_KERNEL);
+ if (!acl)
+ return -ENOMEM;
+ call->reply[0] = acl;
+ acl->size = call->count2;
+ afs_extract_begin(call, acl->data, size);
+ call->unmarshall++;
+
+ /* extract the returned data */
+ case 2:
+ ret = afs_extract_data(call, true);
+ if (ret < 0)
+ return ret;
+
+ afs_extract_to_buf(call, (21 + 6) * 4);
+ call->unmarshall++;
+
+ /* extract the metadata */
+ case 3:
+ ret = afs_extract_data(call, false);
+ if (ret < 0)
+ return ret;
+
+ bp = call->buffer;
+ ret = afs_decode_status(call, &bp, &vnode->status, vnode,
+ &vnode->status.data_version, NULL);
+ if (ret < 0)
+ return ret;
+ xdr_decode_AFSVolSync(&bp, call->reply[2]);
+
+ call->unmarshall++;
+
+ case 4:
+ break;
+ }
+
+ _leave(" = 0 [done]");
+ return 0;
+}
+
+static void afs_destroy_fs_fetch_acl(struct afs_call *call)
+{
+ kfree(call->reply[0]);
+ afs_flat_call_destructor(call);
+}
+
+/*
+ * FS.FetchACL operation type
+ */
+static const struct afs_call_type afs_RXFSFetchACL = {
+ .name = "FS.FetchACL",
+ .op = afs_FS_FetchACL,
+ .deliver = afs_deliver_fs_fetch_acl,
+ .destructor = afs_destroy_fs_fetch_acl,
+};
+
+/*
+ * Fetch the ACL for a file.
+ */
+struct afs_acl *afs_fs_fetch_acl(struct afs_fs_cursor *fc)
+{
+ struct afs_vnode *vnode = fc->vnode;
+ struct afs_call *call;
+ struct afs_net *net = afs_v2net(vnode);
+ __be32 *bp;
+
+ _enter(",%x,{%llx:%llu},,",
+ key_serial(fc->key), vnode->fid.vid, vnode->fid.vnode);
+
+ call = afs_alloc_flat_call(net, &afs_RXFSFetchACL, 16, (21 + 6) * 4);
+ if (!call) {
+ fc->ac.error = -ENOMEM;
+ return ERR_PTR(-ENOMEM);
+ }
+
+ call->key = fc->key;
+ call->reply[0] = NULL;
+ call->reply[1] = vnode;
+ call->reply[2] = NULL; /* volsync */
+ call->ret_reply0 = true;
+
+ /* marshall the parameters */
+ bp = call->request;
+ bp[0] = htonl(FSFETCHACL);
+ bp[1] = htonl(vnode->fid.vid);
+ bp[2] = htonl(vnode->fid.vnode);
+ bp[3] = htonl(vnode->fid.unique);
+
+ call->cb_break = fc->cb_break;
+ afs_use_fs_server(call, fc->cbi);
+ trace_afs_make_fs_call(call, &vnode->fid);
+ afs_make_call(&fc->ac, call, GFP_KERNEL);
+ return (struct afs_acl *)afs_wait_for_call_to_complete(call, &fc->ac);
+}
+
+/*
+ * FS.StoreACL operation type
+ */
+static const struct afs_call_type afs_RXFSStoreACL = {
+ .name = "FS.StoreACL",
+ .op = afs_FS_StoreACL,
+ .deliver = afs_deliver_fs_status_and_vol,
+ .destructor = afs_flat_call_destructor,
+};
+
+/*
+ * Fetch the ACL for a file.
+ */
+int afs_fs_store_acl(struct afs_fs_cursor *fc, const struct afs_acl *acl)
+{
+ struct afs_vnode *vnode = fc->vnode;
+ struct afs_call *call;
+ struct afs_net *net = afs_v2net(vnode);
+ size_t size;
+ __be32 *bp;
+
+ _enter(",%x,{%llx:%llu},,",
+ key_serial(fc->key), vnode->fid.vid, vnode->fid.vnode);
+
+ size = round_up(acl->size, 4);
+ call = afs_alloc_flat_call(net, &afs_RXFSStoreACL,
+ 5 * 4 + size, (21 + 6) * 4);
+ if (!call) {
+ fc->ac.error = -ENOMEM;
+ return -ENOMEM;
+ }
+
+ call->key = fc->key;
+ call->reply[0] = vnode;
+ call->reply[2] = NULL; /* volsync */
+
+ /* marshall the parameters */
+ bp = call->request;
+ bp[0] = htonl(FSSTOREACL);
+ bp[1] = htonl(vnode->fid.vid);
+ bp[2] = htonl(vnode->fid.vnode);
+ bp[3] = htonl(vnode->fid.unique);
+ bp[4] = htonl(acl->size);
+ memcpy(&bp[5], acl->data, acl->size);
+ if (acl->size != size)
+ memset((void *)&bp[5] + acl->size, 0, size - acl->size);
+
+ trace_afs_make_fs_call(call, &vnode->fid);
+ afs_make_call(&fc->ac, call, GFP_KERNEL);
+ return afs_wait_for_call_to_complete(call, &fc->ac);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.