AcoSail/kernel_optimize_test
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm:
  dlm: always use GFP_NOFS
This commit is contained in:
Linus Torvalds 2009-12-10 09:33:59 -08:00
commit 02412f49f6
14 changed files with 46 additions and 53 deletions
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24
fs/dlm/config.c
View File

@ -410,10 +410,10 @@ static struct config_group *make_cluster(struct config_group *g,
struct dlm_comms *cms = NULL;
void *gps = NULL;
cl = kzalloc(sizeof(struct dlm_cluster), GFP_KERNEL);
gps = kcalloc(3, sizeof(struct config_group *), GFP_KERNEL);
sps = kzalloc(sizeof(struct dlm_spaces), GFP_KERNEL);
cms = kzalloc(sizeof(struct dlm_comms), GFP_KERNEL);
cl = kzalloc(sizeof(struct dlm_cluster), GFP_NOFS);
gps = kcalloc(3, sizeof(struct config_group *), GFP_NOFS);
sps = kzalloc(sizeof(struct dlm_spaces), GFP_NOFS);
cms = kzalloc(sizeof(struct dlm_comms), GFP_NOFS);
if (!cl || !gps || !sps || !cms)
goto fail;
@ -482,9 +482,9 @@ static struct config_group *make_space(struct config_group *g, const char *name)
struct dlm_nodes *nds = NULL;
void *gps = NULL;
sp = kzalloc(sizeof(struct dlm_space), GFP_KERNEL);
gps = kcalloc(2, sizeof(struct config_group *), GFP_KERNEL);
nds = kzalloc(sizeof(struct dlm_nodes), GFP_KERNEL);
sp = kzalloc(sizeof(struct dlm_space), GFP_NOFS);
gps = kcalloc(2, sizeof(struct config_group *), GFP_NOFS);
nds = kzalloc(sizeof(struct dlm_nodes), GFP_NOFS);
if (!sp || !gps || !nds)
goto fail;
@ -536,7 +536,7 @@ static struct config_item *make_comm(struct config_group *g, const char *name)
{
struct dlm_comm *cm;
cm = kzalloc(sizeof(struct dlm_comm), GFP_KERNEL);
cm = kzalloc(sizeof(struct dlm_comm), GFP_NOFS);
if (!cm)
return ERR_PTR(-ENOMEM);
@ -569,7 +569,7 @@ static struct config_item *make_node(struct config_group *g, const char *name)
struct dlm_space *sp = config_item_to_space(g->cg_item.ci_parent);
struct dlm_node *nd;
nd = kzalloc(sizeof(struct dlm_node), GFP_KERNEL);
nd = kzalloc(sizeof(struct dlm_node), GFP_NOFS);
if (!nd)
return ERR_PTR(-ENOMEM);
@ -705,7 +705,7 @@ static ssize_t comm_addr_write(struct dlm_comm *cm, const char *buf, size_t len)
if (cm->addr_count >= DLM_MAX_ADDR_COUNT)
return -ENOSPC;
addr = kzalloc(sizeof(*addr), GFP_KERNEL);
addr = kzalloc(sizeof(*addr), GFP_NOFS);
if (!addr)
return -ENOMEM;
@ -868,7 +868,7 @@ int dlm_nodeid_list(char *lsname, int **ids_out, int *ids_count_out,
ids_count = sp->members_count;
ids = kcalloc(ids_count, sizeof(int), GFP_KERNEL);
ids = kcalloc(ids_count, sizeof(int), GFP_NOFS);
if (!ids) {
rv = -ENOMEM;
goto out;
@ -886,7 +886,7 @@ int dlm_nodeid_list(char *lsname, int **ids_out, int *ids_count_out,
if (!new_count)
goto out_ids;
new = kcalloc(new_count, sizeof(int), GFP_KERNEL);
new = kcalloc(new_count, sizeof(int), GFP_NOFS);
if (!new) {
kfree(ids);
rv = -ENOMEM;

2
fs/dlm/debug_fs.c
View File

@ -404,7 +404,7 @@ static void *table_seq_start(struct seq_file *seq, loff_t *pos)
if (bucket >= ls->ls_rsbtbl_size)
return NULL;
ri = kzalloc(sizeof(struct rsbtbl_iter), GFP_KERNEL);
ri = kzalloc(sizeof(struct rsbtbl_iter), GFP_NOFS);
if (!ri)
return NULL;
if (n == 0)

7
fs/dlm/dir.c
View File

@ -49,8 +49,7 @@ static struct dlm_direntry *get_free_de(struct dlm_ls *ls, int len)
spin_unlock(&ls->ls_recover_list_lock);
if (!found)
de = kzalloc(sizeof(struct dlm_direntry) + len,
ls->ls_allocation);
de = kzalloc(sizeof(struct dlm_direntry) + len, GFP_NOFS);
return de;
}
@ -212,7 +211,7 @@ int dlm_recover_directory(struct dlm_ls *ls)
dlm_dir_clear(ls);
last_name = kmalloc(DLM_RESNAME_MAXLEN, ls->ls_allocation);
last_name = kmalloc(DLM_RESNAME_MAXLEN, GFP_NOFS);
if (!last_name)
goto out;
@ -323,7 +322,7 @@ static int get_entry(struct dlm_ls *ls, int nodeid, char *name,
if (namelen > DLM_RESNAME_MAXLEN)
return -EINVAL;
de = kzalloc(sizeof(struct dlm_direntry) + namelen, ls->ls_allocation);
de = kzalloc(sizeof(struct dlm_direntry) + namelen, GFP_NOFS);
if (!de)
return -ENOMEM;

1
fs/dlm/dlm_internal.h
View File

@ -473,7 +473,6 @@ struct dlm_ls {
int ls_low_nodeid;
int ls_total_weight;
int *ls_node_array;
gfp_t ls_allocation;
struct dlm_rsb ls_stub_rsb; /* for returning errors */
struct dlm_lkb ls_stub_lkb; /* for returning errors */

6
fs/dlm/lock.c
View File

@ -2689,7 +2689,7 @@ static int _create_message(struct dlm_ls *ls, int mb_len,
pass into lowcomms_commit and a message buffer (mb) that we
write our data into */
mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, ls->ls_allocation, &mb);
mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, GFP_NOFS, &mb);
if (!mh)
return -ENOBUFS;
@ -4512,7 +4512,7 @@ int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua,
}
if (flags & DLM_LKF_VALBLK) {
ua->lksb.sb_lvbptr = kzalloc(DLM_USER_LVB_LEN, GFP_KERNEL);
ua->lksb.sb_lvbptr = kzalloc(DLM_USER_LVB_LEN, GFP_NOFS);
if (!ua->lksb.sb_lvbptr) {
kfree(ua);
__put_lkb(ls, lkb);
@ -4582,7 +4582,7 @@ int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp,
ua = lkb->lkb_ua;
if (flags & DLM_LKF_VALBLK && !ua->lksb.sb_lvbptr) {
ua->lksb.sb_lvbptr = kzalloc(DLM_USER_LVB_LEN, GFP_KERNEL);
ua->lksb.sb_lvbptr = kzalloc(DLM_USER_LVB_LEN, GFP_NOFS);
if (!ua->lksb.sb_lvbptr) {
error = -ENOMEM;
goto out_put;

15
fs/dlm/lockspace.c
View File

@ -430,7 +430,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
error = -ENOMEM;
ls = kzalloc(sizeof(struct dlm_ls) + namelen, GFP_KERNEL);
ls = kzalloc(sizeof(struct dlm_ls) + namelen, GFP_NOFS);
if (!ls)
goto out;
memcpy(ls->ls_name, name, namelen);
@ -443,11 +443,6 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
if (flags & DLM_LSFL_TIMEWARN)
set_bit(LSFL_TIMEWARN, &ls->ls_flags);
if (flags & DLM_LSFL_FS)
ls->ls_allocation = GFP_NOFS;
else
ls->ls_allocation = GFP_KERNEL;
/* ls_exflags are forced to match among nodes, and we don't
need to require all nodes to have some flags set */
ls->ls_exflags = (flags & ~(DLM_LSFL_TIMEWARN | DLM_LSFL_FS |
@ -456,7 +451,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
size = dlm_config.ci_rsbtbl_size;
ls->ls_rsbtbl_size = size;
ls->ls_rsbtbl = kmalloc(sizeof(struct dlm_rsbtable) * size, GFP_KERNEL);
ls->ls_rsbtbl = kmalloc(sizeof(struct dlm_rsbtable) * size, GFP_NOFS);
if (!ls->ls_rsbtbl)
goto out_lsfree;
for (i = 0; i < size; i++) {
@ -468,7 +463,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
size = dlm_config.ci_lkbtbl_size;
ls->ls_lkbtbl_size = size;
ls->ls_lkbtbl = kmalloc(sizeof(struct dlm_lkbtable) * size, GFP_KERNEL);
ls->ls_lkbtbl = kmalloc(sizeof(struct dlm_lkbtable) * size, GFP_NOFS);
if (!ls->ls_lkbtbl)
goto out_rsbfree;
for (i = 0; i < size; i++) {
@ -480,7 +475,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
size = dlm_config.ci_dirtbl_size;
ls->ls_dirtbl_size = size;
ls->ls_dirtbl = kmalloc(sizeof(struct dlm_dirtable) * size, GFP_KERNEL);
ls->ls_dirtbl = kmalloc(sizeof(struct dlm_dirtable) * size, GFP_NOFS);
if (!ls->ls_dirtbl)
goto out_lkbfree;
for (i = 0; i < size; i++) {
@ -527,7 +522,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace,
mutex_init(&ls->ls_requestqueue_mutex);
mutex_init(&ls->ls_clear_proc_locks);
ls->ls_recover_buf = kmalloc(dlm_config.ci_buffer_size, GFP_KERNEL);
ls->ls_recover_buf = kmalloc(dlm_config.ci_buffer_size, GFP_NOFS);
if (!ls->ls_recover_buf)
goto out_dirfree;

6
fs/dlm/lowcomms.c
View File

@ -1060,7 +1060,7 @@ static void init_local(void)
if (dlm_our_addr(&sas, i))
break;
addr = kmalloc(sizeof(*addr), GFP_KERNEL);
addr = kmalloc(sizeof(*addr), GFP_NOFS);
if (!addr)
break;
memcpy(addr, &sas, sizeof(*addr));
@ -1099,7 +1099,7 @@ static int sctp_listen_for_all(void)
struct sockaddr_storage localaddr;
struct sctp_event_subscribe subscribe;
int result = -EINVAL, num = 1, i, addr_len;
struct connection *con = nodeid2con(0, GFP_KERNEL);
struct connection *con = nodeid2con(0, GFP_NOFS);
int bufsize = NEEDED_RMEM;
if (!con)
@ -1171,7 +1171,7 @@ static int sctp_listen_for_all(void)
static int tcp_listen_for_all(void)
{
struct socket *sock = NULL;
struct connection *con = nodeid2con(0, GFP_KERNEL);
struct connection *con = nodeid2con(0, GFP_NOFS);
int result = -EINVAL;
if (!con)

8
fs/dlm/member.c
View File

@ -48,7 +48,7 @@ static int dlm_add_member(struct dlm_ls *ls, int nodeid)
struct dlm_member *memb;
int w, error;
memb = kzalloc(sizeof(struct dlm_member), ls->ls_allocation);
memb = kzalloc(sizeof(struct dlm_member), GFP_NOFS);
if (!memb)
return -ENOMEM;
@ -143,7 +143,7 @@ static void make_member_array(struct dlm_ls *ls)
ls->ls_total_weight = total;
array = kmalloc(sizeof(int) * total, ls->ls_allocation);
array = kmalloc(sizeof(int) * total, GFP_NOFS);
if (!array)
return;
@ -226,7 +226,7 @@ int dlm_recover_members(struct dlm_ls *ls, struct dlm_recover *rv, int *neg_out)
continue;
log_debug(ls, "new nodeid %d is a re-added member", rv->new[i]);
memb = kzalloc(sizeof(struct dlm_member), ls->ls_allocation);
memb = kzalloc(sizeof(struct dlm_member), GFP_NOFS);
if (!memb)
return -ENOMEM;
memb->nodeid = rv->new[i];
@ -341,7 +341,7 @@ int dlm_ls_start(struct dlm_ls *ls)
int *ids = NULL, *new = NULL;
int error, ids_count = 0, new_count = 0;
rv = kzalloc(sizeof(struct dlm_recover), ls->ls_allocation);
rv = kzalloc(sizeof(struct dlm_recover), GFP_NOFS);
if (!rv)
return -ENOMEM;

6
fs/dlm/memory.c
View File

@ -39,7 +39,7 @@ char *dlm_allocate_lvb(struct dlm_ls *ls)
{
char *p;
p = kzalloc(ls->ls_lvblen, ls->ls_allocation);
p = kzalloc(ls->ls_lvblen, GFP_NOFS);
return p;
}
@ -57,7 +57,7 @@ struct dlm_rsb *dlm_allocate_rsb(struct dlm_ls *ls, int namelen)
DLM_ASSERT(namelen <= DLM_RESNAME_MAXLEN,);
r = kzalloc(sizeof(*r) + namelen, ls->ls_allocation);
r = kzalloc(sizeof(*r) + namelen, GFP_NOFS);
return r;
}
@ -72,7 +72,7 @@ struct dlm_lkb *dlm_allocate_lkb(struct dlm_ls *ls)
{
struct dlm_lkb *lkb;
lkb = kmem_cache_zalloc(lkb_cache, ls->ls_allocation);
lkb = kmem_cache_zalloc(lkb_cache, GFP_NOFS);
return lkb;
}

2
fs/dlm/netlink.c
View File

@ -26,7 +26,7 @@ static int prepare_data(u8 cmd, struct sk_buff **skbp, size_t size)
struct sk_buff *skb;
void *data;
skb = genlmsg_new(size, GFP_KERNEL);
skb = genlmsg_new(size, GFP_NOFS);
if (!skb)
return -ENOMEM;

6
fs/dlm/plock.c
View File

@ -82,7 +82,7 @@ int dlm_posix_lock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
if (!ls)
return -EINVAL;
xop = kzalloc(sizeof(*xop), GFP_KERNEL);
xop = kzalloc(sizeof(*xop), GFP_NOFS);
if (!xop) {
rv = -ENOMEM;
goto out;
@ -211,7 +211,7 @@ int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file,
if (!ls)
return -EINVAL;
op = kzalloc(sizeof(*op), GFP_KERNEL);
op = kzalloc(sizeof(*op), GFP_NOFS);
if (!op) {
rv = -ENOMEM;
goto out;
@ -266,7 +266,7 @@ int dlm_posix_get(dlm_lockspace_t *lockspace, u64 number, struct file *file,
if (!ls)
return -EINVAL;
op = kzalloc(sizeof(*op), GFP_KERNEL);
op = kzalloc(sizeof(*op), GFP_NOFS);
if (!op) {
rv = -ENOMEM;
goto out;

2
fs/dlm/rcom.c
View File

@ -38,7 +38,7 @@ static int create_rcom(struct dlm_ls *ls, int to_nodeid, int type, int len,
char *mb;
int mb_len = sizeof(struct dlm_rcom) + len;
mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, ls->ls_allocation, &mb);
mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, GFP_NOFS, &mb);
if (!mh) {
log_print("create_rcom to %d type %d len %d ENOBUFS",
to_nodeid, type, len);

2
fs/dlm/requestqueue.c
View File

@ -35,7 +35,7 @@ void dlm_add_requestqueue(struct dlm_ls *ls, int nodeid, struct dlm_message *ms)
struct rq_entry *e;
int length = ms->m_header.h_length - sizeof(struct dlm_message);
e = kmalloc(sizeof(struct rq_entry) + length, ls->ls_allocation);
e = kmalloc(sizeof(struct rq_entry) + length, GFP_NOFS);
if (!e) {
log_print("dlm_add_requestqueue: out of memory len %d", length);
return;

12
fs/dlm/user.c
View File

@ -267,7 +267,7 @@ static int device_user_lock(struct dlm_user_proc *proc,
goto out;
}
ua = kzalloc(sizeof(struct dlm_user_args), GFP_KERNEL);
ua = kzalloc(sizeof(struct dlm_user_args), GFP_NOFS);
if (!ua)
goto out;
ua->proc = proc;
@ -307,7 +307,7 @@ static int device_user_unlock(struct dlm_user_proc *proc,
if (!ls)
return -ENOENT;
ua = kzalloc(sizeof(struct dlm_user_args), GFP_KERNEL);
ua = kzalloc(sizeof(struct dlm_user_args), GFP_NOFS);
if (!ua)
goto out;
ua->proc = proc;
@ -352,7 +352,7 @@ static int dlm_device_register(struct dlm_ls *ls, char *name)
error = -ENOMEM;
len = strlen(name) + strlen(name_prefix) + 2;
ls->ls_device.name = kzalloc(len, GFP_KERNEL);
ls->ls_device.name = kzalloc(len, GFP_NOFS);
if (!ls->ls_device.name)
goto fail;
@ -520,7 +520,7 @@ static ssize_t device_write(struct file *file, const char __user *buf,
#endif
return -EINVAL;
kbuf = kzalloc(count + 1, GFP_KERNEL);
kbuf = kzalloc(count + 1, GFP_NOFS);
if (!kbuf)
return -ENOMEM;
@ -546,7 +546,7 @@ static ssize_t device_write(struct file *file, const char __user *buf,
/* add 1 after namelen so that the name string is terminated */
kbuf = kzalloc(sizeof(struct dlm_write_request) + namelen + 1,
GFP_KERNEL);
GFP_NOFS);
if (!kbuf) {
kfree(k32buf);
return -ENOMEM;
@ -648,7 +648,7 @@ static int device_open(struct inode *inode, struct file *file)
if (!ls)
return -ENOENT;
proc = kzalloc(sizeof(struct dlm_user_proc), GFP_KERNEL);
proc = kzalloc(sizeof(struct dlm_user_proc), GFP_NOFS);
if (!proc) {
dlm_put_lockspace(ls);
return -ENOMEM;