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| author | Christoph Hellwig <hch@infradead.org> | 2013-11-14 08:50:29 -0800 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2014-01-13 17:29:48 -0500 |
| commit | 2a009ec98cce440c0992fc9a2353e96cdb0b048b (patch) | |
| tree | e2cb12a379834aa6283b1a5b01b52ab542e2885c /fs/nfs/direct.c | |
| parent | 9811cd57f4c6b5b60ec104de68a88303717e3106 (diff) | |
| download | linux-2a009ec98cce440c0992fc9a2353e96cdb0b048b.tar.gz linux-2a009ec98cce440c0992fc9a2353e96cdb0b048b.tar.bz2 linux-2a009ec98cce440c0992fc9a2353e96cdb0b048b.zip | |
nfs: defer inode_dio_done call until size update is done
We need to have the I/O fully finished before telling the truncate code
that we are done.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/direct.c')
| -rw-r--r-- | fs/nfs/direct.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index ce52a9774ec1..75ed2a90b0f2 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -226,21 +226,27 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq, bool write) { struct inode *inode = dreq->inode; - if (dreq->iocb) { + if (dreq->iocb && write) { loff_t pos = dreq->iocb->ki_pos + dreq->count; + + spin_lock(&inode->i_lock); + if (i_size_read(inode) < pos) + i_size_write(inode, pos); + spin_unlock(&inode->i_lock); + } + + if (write) { + nfs_zap_mapping(inode, inode->i_mapping); + inode_dio_done(inode); + } + + if (dreq->iocb) { long res = (long) dreq->error; if (!res) res = (long) dreq->count; - - if (write) { - spin_lock(&inode->i_lock); - if (i_size_read(inode) < pos) - i_size_write(inode, pos); - spin_unlock(&inode->i_lock); - } - aio_complete(dreq->iocb, res, 0); } + complete_all(&dreq->completion); nfs_direct_req_release(dreq); @@ -483,12 +489,6 @@ out: return result; } -static void nfs_inode_dio_write_done(struct inode *inode) -{ - nfs_zap_mapping(inode, inode->i_mapping); - inode_dio_done(inode); -} - #if IS_ENABLED(CONFIG_NFS_V3) || IS_ENABLED(CONFIG_NFS_V4) static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq) { @@ -604,7 +604,6 @@ static void nfs_direct_write_schedule_work(struct work_struct *work) nfs_direct_write_reschedule(dreq); break; default: - nfs_inode_dio_write_done(dreq->inode); nfs_direct_complete(dreq, true); } } @@ -621,7 +620,6 @@ static void nfs_direct_write_schedule_work(struct work_struct *work) static void nfs_direct_write_complete(struct nfs_direct_req *dreq, struct inode *inode) { - nfs_inode_dio_write_done(inode); nfs_direct_complete(dreq, true); } #endif |