leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

libceph: initialize msgpool message types

Browse Source 
Initialize the type field for messages in a msgpool.  The caller was doing
this for osd ops, but not for the reply messages.

Reported-by: Alex Elder <elder@inktank.com>
Signed-off-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Sage Weil 2012-07-09 14:22:34 -07:00
parent fbb85a478f
commit d50b409fb8
3 changed files with 10 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
include/linux/ceph/msgpool.h
View File

@ -11,10 +11,11 @@
struct ceph_msgpool {
const char *name;
mempool_t *pool;
int type; /* preallocated message type */
int front_len; /* preallocated payload size */
};
extern int ceph_msgpool_init(struct ceph_msgpool *pool,
extern int ceph_msgpool_init(struct ceph_msgpool *pool, int type,
int front_len, int size, bool blocking,
const char *name);
extern void ceph_msgpool_destroy(struct ceph_msgpool *pool);

7
net/ceph/msgpool.c
View File

@ -12,7 +12,7 @@ static void *msgpool_alloc(gfp_t gfp_mask, void *arg)
struct ceph_msgpool *pool = arg;
struct ceph_msg *msg;
msg = ceph_msg_new(0, pool->front_len, gfp_mask, true);
msg = ceph_msg_new(pool->type, pool->front_len, gfp_mask, true);
if (!msg) {
dout("msgpool_alloc %s failed\n", pool->name);
} else {
@ -32,10 +32,11 @@ static void msgpool_free(void *element, void *arg)
ceph_msg_put(msg);
}
int ceph_msgpool_init(struct ceph_msgpool *pool,
int ceph_msgpool_init(struct ceph_msgpool *pool, int type,
int front_len, int size, bool blocking, const char *name)
{
dout("msgpool %s init\n", name);
pool->type = type;
pool->front_len = front_len;
pool->pool = mempool_create(size, msgpool_alloc, msgpool_free, pool);
if (!pool->pool)
@ -61,7 +62,7 @@ struct ceph_msg *ceph_msgpool_get(struct ceph_msgpool *pool,
WARN_ON(1);
/* try to alloc a fresh message */
return ceph_msg_new(0, front_len, GFP_NOFS, false);
return ceph_msg_new(pool->type, front_len, GFP_NOFS, false);
}
msg = mempool_alloc(pool->pool, GFP_NOFS);

7
net/ceph/osd_client.c
View File

@ -242,6 +242,7 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
}
ceph_pagelist_init(req->r_trail);
}
/* create request message; allow space for oid */
msg_size += MAX_OBJ_NAME_SIZE;
if (snapc)
@ -255,7 +256,6 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
return NULL;
}
msg->hdr.type = cpu_to_le16(CEPH_MSG_OSD_OP);
memset(msg->front.iov_base, 0, msg->front.iov_len);
req->r_request = msg;
@ -1837,11 +1837,12 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client)
if (!osdc->req_mempool)
goto out;
err = ceph_msgpool_init(&osdc->msgpool_op, OSD_OP_FRONT_LEN, 10, true,
err = ceph_msgpool_init(&osdc->msgpool_op, CEPH_MSG_OSD_OP,
OSD_OP_FRONT_LEN, 10, true,
"osd_op");
if (err < 0)
goto out_mempool;
err = ceph_msgpool_init(&osdc->msgpool_op_reply,
err = ceph_msgpool_init(&osdc->msgpool_op_reply, CEPH_MSG_OSD_OPREPLY,
OSD_OPREPLY_FRONT_LEN, 10, true,
"osd_op_reply");
if (err < 0)