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author | David S. Miller <davem@davemloft.net> | 2009-06-15 12:02:23 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2009-06-15 12:02:23 +0200 |
commit | 9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch) | |
tree | 8d104ec2a459346b99413b0b77421ca7b9936c1a /fs/exofs | |
parent | pkt_sched: Rename PSCHED_US2NS and PSCHED_NS2US (diff) | |
parent | Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sam/kb... (diff) | |
download | linux-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.h | 6 | ||||
-rw-r--r-- | fs/exofs/inode.c | 8 | ||||
-rw-r--r-- | fs/exofs/osd.c | 30 | ||||
-rw-r--r-- | fs/exofs/super.c | 25 |
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, }; |