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ceph: all allocation functions should get gfp_mask

Browse Source 
This is essential, as for the rados block device we'll need
to run in different contexts that would need flags that
are other than GFP_NOFS.

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Yehuda Sadeh 2010-04-06 14:33:58 -07:00 committed by Sage Weil
parent 23804d91f1
commit 34d23762d9
8 changed files with 32 additions and 30 deletions
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2
fs/ceph/caps.c
View File

@ -938,7 +938,7 @@ static int send_cap_msg(struct ceph_mds_session *session,
seq, issue_seq, mseq, follows, size, max_size,
xattr_version, xattrs_buf ? (int)xattrs_buf->vec.iov_len : 0);
msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPS, sizeof(*fc));
msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPS, sizeof(*fc), GFP_NOFS);
if (!msg)
return -ENOMEM;

10
fs/ceph/file.c
View File

@ -317,16 +317,16 @@ void ceph_release_page_vector(struct page **pages, int num_pages)
/*
* allocate a vector new pages
*/
static struct page **alloc_page_vector(int num_pages)
struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags)
{
struct page **pages;
int i;
pages = kmalloc(sizeof(*pages) * num_pages, GFP_NOFS);
pages = kmalloc(sizeof(*pages) * num_pages, flags);
if (!pages)
return ERR_PTR(-ENOMEM);
for (i = 0; i < num_pages; i++) {
pages[i] = __page_cache_alloc(GFP_NOFS);
pages[i] = __page_cache_alloc(flags);
if (pages[i] == NULL) {
ceph_release_page_vector(pages, i);
return ERR_PTR(-ENOMEM);
@ -540,7 +540,7 @@ static ssize_t ceph_sync_read(struct file *file, char __user *data,
* in sequence.
*/
} else {
pages = alloc_page_vector(num_pages);
pages = ceph_alloc_page_vector(num_pages, GFP_NOFS);
}
if (IS_ERR(pages))
return PTR_ERR(pages);
@ -668,7 +668,7 @@ static ssize_t ceph_sync_write(struct file *file, const char __user *data,
truncate_inode_pages_range(inode->i_mapping, pos,
(pos+len) | (PAGE_CACHE_SIZE-1));
} else {
pages = alloc_page_vector(num_pages);
pages = ceph_alloc_page_vector(num_pages, GFP_NOFS);
if (IS_ERR(pages)) {
ret = PTR_ERR(pages);
goto out;

11
fs/ceph/mds_client.c
View File

@ -665,7 +665,7 @@ static struct ceph_msg *create_session_msg(u32 op, u64 seq)
struct ceph_msg *msg;
struct ceph_mds_session_head *h;
msg = ceph_msg_new(CEPH_MSG_CLIENT_SESSION, sizeof(*h));
msg = ceph_msg_new(CEPH_MSG_CLIENT_SESSION, sizeof(*h), GFP_NOFS);
if (!msg) {
pr_err("create_session_msg ENOMEM creating msg\n");
return NULL;
@ -1089,7 +1089,8 @@ static int add_cap_releases(struct ceph_mds_client *mdsc,
while (session->s_num_cap_releases < session->s_nr_caps + extra) {
spin_unlock(&session->s_cap_lock);
msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPRELEASE, PAGE_CACHE_SIZE);
msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPRELEASE, PAGE_CACHE_SIZE,
GFP_NOFS);
if (!msg)
goto out_unlocked;
dout("add_cap_releases %p msg %p now %d\n", session, msg,
@ -1492,7 +1493,7 @@ static struct ceph_msg *create_request_message(struct ceph_mds_client *mdsc,
if (req->r_old_dentry_drop)
len += req->r_old_dentry->d_name.len;
msg = ceph_msg_new(CEPH_MSG_CLIENT_REQUEST, len);
msg = ceph_msg_new(CEPH_MSG_CLIENT_REQUEST, len, GFP_NOFS);
if (!msg) {
msg = ERR_PTR(-ENOMEM);
goto out_free2;
@ -2244,7 +2245,7 @@ static void send_mds_reconnect(struct ceph_mds_client *mdsc,
goto fail_nopagelist;
ceph_pagelist_init(pagelist);
reply = ceph_msg_new(CEPH_MSG_CLIENT_RECONNECT, 0);
reply = ceph_msg_new(CEPH_MSG_CLIENT_RECONNECT, 0, GFP_NOFS);
if (!reply)
goto fail_nomsg;
@ -2535,7 +2536,7 @@ void ceph_mdsc_lease_send_msg(struct ceph_mds_session *session,
dnamelen = dentry->d_name.len;
len += dnamelen;
msg = ceph_msg_new(CEPH_MSG_CLIENT_LEASE, len);
msg = ceph_msg_new(CEPH_MSG_CLIENT_LEASE, len, GFP_NOFS);
if (!msg)
return;
lease = msg->front.iov_base;

10
fs/ceph/messenger.c
View File

@ -2070,11 +2070,11 @@ void ceph_con_keepalive(struct ceph_connection *con)
* construct a new message with given type, size
* the new msg has a ref count of 1.
*/
struct ceph_msg *ceph_msg_new(int type, int front_len)
struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags)
{
struct ceph_msg *m;
m = kmalloc(sizeof(*m), GFP_NOFS);
m = kmalloc(sizeof(*m), flags);
if (m == NULL)
goto out;
kref_init(&m->kref);
@ -2101,11 +2101,11 @@ struct ceph_msg *ceph_msg_new(int type, int front_len)
/* front */
if (front_len) {
if (front_len > PAGE_CACHE_SIZE) {
m->front.iov_base = __vmalloc(front_len, GFP_NOFS,
m->front.iov_base = __vmalloc(front_len, flags,
PAGE_KERNEL);
m->front_is_vmalloc = true;
} else {
m->front.iov_base = kmalloc(front_len, GFP_NOFS);
m->front.iov_base = kmalloc(front_len, flags);
}
if (m->front.iov_base == NULL) {
pr_err("msg_new can't allocate %d bytes\n",
@ -2180,7 +2180,7 @@ static struct ceph_msg *ceph_alloc_msg(struct ceph_connection *con,
}
if (!msg) {
*skip = 0;
msg = ceph_msg_new(type, front_len);
msg = ceph_msg_new(type, front_len, GFP_NOFS);
if (!msg) {
pr_err("unable to allocate msg type %d len %d\n",
type, front_len);

2
fs/ceph/messenger.h
View File

@ -232,7 +232,7 @@ extern void ceph_con_keepalive(struct ceph_connection *con);
extern struct ceph_connection *ceph_con_get(struct ceph_connection *con);
extern void ceph_con_put(struct ceph_connection *con);
extern struct ceph_msg *ceph_msg_new(int type, int front_len);
extern struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags);
extern void ceph_msg_kfree(struct ceph_msg *m);

15
fs/ceph/mon_client.c
View File

@ -191,7 +191,7 @@ static void __send_subscribe(struct ceph_mon_client *monc)
struct ceph_mon_subscribe_item *i;
void *p, *end;
msg = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE, 96);
msg = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE, 96, GFP_NOFS);
if (!msg)
return;
@ -490,10 +490,10 @@ int ceph_monc_do_statfs(struct ceph_mon_client *monc, struct ceph_statfs *buf)
init_completion(&req->completion);
err = -ENOMEM;
req->request = ceph_msg_new(CEPH_MSG_STATFS, sizeof(*h));
req->request = ceph_msg_new(CEPH_MSG_STATFS, sizeof(*h), GFP_NOFS);
if (!req->request)
goto out;
req->reply = ceph_msg_new(CEPH_MSG_STATFS_REPLY, 1024);
req->reply = ceph_msg_new(CEPH_MSG_STATFS_REPLY, 1024, GFP_NOFS);
if (!req->reply)
goto out;
@ -632,15 +632,16 @@ int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl)
/* msg pools */
err = -ENOMEM;
monc->m_subscribe_ack = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE_ACK,
sizeof(struct ceph_mon_subscribe_ack));
sizeof(struct ceph_mon_subscribe_ack),
GFP_NOFS);
if (!monc->m_subscribe_ack)
goto out_monmap;
monc->m_auth_reply = ceph_msg_new(CEPH_MSG_AUTH_REPLY, 4096);
monc->m_auth_reply = ceph_msg_new(CEPH_MSG_AUTH_REPLY, 4096, GFP_NOFS);
if (!monc->m_auth_reply)
goto out_subscribe_ack;
monc->m_auth = ceph_msg_new(CEPH_MSG_AUTH, 4096);
monc->m_auth = ceph_msg_new(CEPH_MSG_AUTH, 4096, GFP_NOFS);
monc->pending_auth = 0;
if (!monc->m_auth)
goto out_auth_reply;
@ -815,7 +816,7 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con,
case CEPH_MSG_MON_MAP:
case CEPH_MSG_MDS_MAP:
case CEPH_MSG_OSD_MAP:
m = ceph_msg_new(type, front_len);
m = ceph_msg_new(type, front_len, GFP_NOFS);
break;
}

4
fs/ceph/msgpool.c
View File

@ -12,7 +12,7 @@ static void *alloc_fn(gfp_t gfp_mask, void *arg)
struct ceph_msgpool *pool = arg;
void *p;
p = ceph_msg_new(0, pool->front_len);
p = ceph_msg_new(0, pool->front_len, gfp_mask);
if (!p)
pr_err("msgpool %s alloc failed\n", pool->name);
return p;
@ -48,7 +48,7 @@ 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);
return ceph_msg_new(0, front_len, GFP_NOFS);
}
return mempool_alloc(pool->pool, GFP_NOFS);

8
fs/ceph/osd_client.c
View File

@ -164,7 +164,7 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
msg = ceph_msgpool_get(&osdc->msgpool_op_reply, 0);
else
msg = ceph_msg_new(CEPH_MSG_OSD_OPREPLY,
OSD_OPREPLY_FRONT_LEN);
OSD_OPREPLY_FRONT_LEN, GFP_NOFS);
if (!msg) {
ceph_osdc_put_request(req);
return NULL;
@ -178,7 +178,7 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc,
if (use_mempool)
msg = ceph_msgpool_get(&osdc->msgpool_op, 0);
else
msg = ceph_msg_new(CEPH_MSG_OSD_OP, msg_size);
msg = ceph_msg_new(CEPH_MSG_OSD_OP, msg_size, GFP_NOFS);
if (!msg) {
ceph_osdc_put_request(req);
return NULL;
@ -1395,7 +1395,7 @@ static struct ceph_msg *get_reply(struct ceph_connection *con,
if (front > req->r_reply->front.iov_len) {
pr_warning("get_reply front %d > preallocated %d\n",
front, (int)req->r_reply->front.iov_len);
m = ceph_msg_new(CEPH_MSG_OSD_OPREPLY, front);
m = ceph_msg_new(CEPH_MSG_OSD_OPREPLY, front, GFP_NOFS);
if (!m)
goto out;
ceph_msg_put(req->r_reply);
@ -1438,7 +1438,7 @@ static struct ceph_msg *alloc_msg(struct ceph_connection *con,
switch (type) {
case CEPH_MSG_OSD_MAP:
return ceph_msg_new(type, front);
return ceph_msg_new(type, front, GFP_NOFS);
case CEPH_MSG_OSD_OPREPLY:
return get_reply(con, hdr, skip);
default: