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authorDavid S. Miller <davem@davemloft.net>2009-06-15 12:02:23 +0200
committerDavid S. Miller <davem@davemloft.net>2009-06-15 12:02:23 +0200
commit9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch)
tree8d104ec2a459346b99413b0b77421ca7b9936c1a /fs/exofs
parentpkt_sched: Rename PSCHED_US2NS and PSCHED_NS2US (diff)
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sam/kb... (diff)
downloadlinux-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.tar.xz
linux-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
Diffstat (limited to 'fs/exofs')
-rw-r--r--fs/exofs/common.h6
-rw-r--r--fs/exofs/inode.c8
-rw-r--r--fs/exofs/osd.c30
-rw-r--r--fs/exofs/super.c25
4 files changed, 28 insertions, 41 deletions
diff --git a/fs/exofs/common.h b/fs/exofs/common.h
index b1512c4bb8c7..24667eedc023 100644
--- a/fs/exofs/common.h
+++ b/fs/exofs/common.h
@@ -175,10 +175,4 @@ int exofs_async_op(struct osd_request *or,
int extract_attr_from_req(struct osd_request *or, struct osd_attr *attr);
-int osd_req_read_kern(struct osd_request *or,
- const struct osd_obj_id *obj, u64 offset, void *buff, u64 len);
-
-int osd_req_write_kern(struct osd_request *or,
- const struct osd_obj_id *obj, u64 offset, void *buff, u64 len);
-
#endif /*ifndef __EXOFS_COM_H__*/
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index ba8d9fab4693..77d0a295eb1c 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -59,10 +59,9 @@ static void _pcol_init(struct page_collect *pcol, unsigned expected_pages,
struct inode *inode)
{
struct exofs_sb_info *sbi = inode->i_sb->s_fs_info;
- struct request_queue *req_q = sbi->s_dev->scsi_device->request_queue;
pcol->sbi = sbi;
- pcol->req_q = req_q;
+ pcol->req_q = osd_request_queue(sbi->s_dev);
pcol->inode = inode;
pcol->expected_pages = expected_pages;
@@ -266,7 +265,7 @@ static int read_exec(struct page_collect *pcol, bool is_sync)
goto err;
}
- osd_req_read(or, &obj, pcol->bio, i_start);
+ osd_req_read(or, &obj, i_start, pcol->bio, pcol->length);
if (is_sync) {
exofs_sync_op(or, pcol->sbi->s_timeout, oi->i_cred);
@@ -522,7 +521,8 @@ static int write_exec(struct page_collect *pcol)
*pcol_copy = *pcol;
- osd_req_write(or, &obj, pcol_copy->bio, i_start);
+ pcol_copy->bio->bi_rw |= (1 << BIO_RW); /* FIXME: bio_set_dir() */
+ osd_req_write(or, &obj, i_start, pcol_copy->bio, pcol_copy->length);
ret = exofs_async_op(or, writepages_done, pcol_copy, oi->i_cred);
if (unlikely(ret)) {
EXOFS_ERR("write_exec: exofs_async_op() Faild\n");
diff --git a/fs/exofs/osd.c b/fs/exofs/osd.c
index b249ae97fb15..b3d2ccb87aaa 100644
--- a/fs/exofs/osd.c
+++ b/fs/exofs/osd.c
@@ -50,10 +50,10 @@ int exofs_check_ok_resid(struct osd_request *or, u64 *in_resid, u64 *out_resid)
/* FIXME: should be include in osd_sense_info */
if (in_resid)
- *in_resid = or->in.req ? or->in.req->data_len : 0;
+ *in_resid = or->in.req ? or->in.req->resid_len : 0;
if (out_resid)
- *out_resid = or->out.req ? or->out.req->data_len : 0;
+ *out_resid = or->out.req ? or->out.req->resid_len : 0;
return ret;
}
@@ -125,29 +125,3 @@ int extract_attr_from_req(struct osd_request *or, struct osd_attr *attr)
return -EIO;
}
-
-int osd_req_read_kern(struct osd_request *or,
- const struct osd_obj_id *obj, u64 offset, void* buff, u64 len)
-{
- struct request_queue *req_q = or->osd_dev->scsi_device->request_queue;
- struct bio *bio = bio_map_kern(req_q, buff, len, GFP_KERNEL);
-
- if (!bio)
- return -ENOMEM;
-
- osd_req_read(or, obj, bio, offset);
- return 0;
-}
-
-int osd_req_write_kern(struct osd_request *or,
- const struct osd_obj_id *obj, u64 offset, void* buff, u64 len)
-{
- struct request_queue *req_q = or->osd_dev->scsi_device->request_queue;
- struct bio *bio = bio_map_kern(req_q, buff, len, GFP_KERNEL);
-
- if (!bio)
- return -ENOMEM;
-
- osd_req_write(or, obj, bio, offset);
- return 0;
-}
diff --git a/fs/exofs/super.c b/fs/exofs/super.c
index 9f1985e857e2..8216c5b77b53 100644
--- a/fs/exofs/super.c
+++ b/fs/exofs/super.c
@@ -200,20 +200,21 @@ static const struct export_operations exofs_export_ops;
/*
* Write the superblock to the OSD
*/
-static void exofs_write_super(struct super_block *sb)
+static int exofs_sync_fs(struct super_block *sb, int wait)
{
struct exofs_sb_info *sbi;
struct exofs_fscb *fscb;
struct osd_request *or;
struct osd_obj_id obj;
- int ret;
+ int ret = -ENOMEM;
fscb = kzalloc(sizeof(struct exofs_fscb), GFP_KERNEL);
if (!fscb) {
EXOFS_ERR("exofs_write_super: memory allocation failed.\n");
- return;
+ return -ENOMEM;
}
+ lock_super(sb);
lock_kernel();
sbi = sb->s_fs_info;
fscb->s_nextid = cpu_to_le64(sbi->s_nextid);
@@ -246,7 +247,17 @@ out:
if (or)
osd_end_request(or);
unlock_kernel();
+ unlock_super(sb);
kfree(fscb);
+ return ret;
+}
+
+static void exofs_write_super(struct super_block *sb)
+{
+ if (!(sb->s_flags & MS_RDONLY))
+ exofs_sync_fs(sb, 1);
+ else
+ sb->s_dirt = 0;
}
/*
@@ -258,6 +269,11 @@ static void exofs_put_super(struct super_block *sb)
int num_pend;
struct exofs_sb_info *sbi = sb->s_fs_info;
+ lock_kernel();
+
+ if (sb->s_dirt)
+ exofs_write_super(sb);
+
/* make sure there are no pending commands */
for (num_pend = atomic_read(&sbi->s_curr_pending); num_pend > 0;
num_pend = atomic_read(&sbi->s_curr_pending)) {
@@ -271,6 +287,8 @@ static void exofs_put_super(struct super_block *sb)
osduld_put_device(sbi->s_dev);
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
+
+ unlock_kernel();
}
/*
@@ -484,6 +502,7 @@ static const struct super_operations exofs_sops = {
.delete_inode = exofs_delete_inode,
.put_super = exofs_put_super,
.write_super = exofs_write_super,
+ .sync_fs = exofs_sync_fs,
.statfs = exofs_statfs,
};