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author | Al Viro <viro@zeniv.linux.org.uk> | 2016-01-22 15:40:57 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-01-22 18:04:28 -0500 |
commit | 5955102c9984fa081b2d570cfac75c97eecf8f3b (patch) | |
tree | a4744386eac4b916e847eb4eedfada158f6527b4 /arch/powerpc/platforms/cell | |
parent | 57b8f112cfe6622ddddb8c2641206bb5fa8a112d (diff) | |
download | op-kernel-dev-5955102c9984fa081b2d570cfac75c97eecf8f3b.zip op-kernel-dev-5955102c9984fa081b2d570cfac75c97eecf8f3b.tar.gz |
wrappers for ->i_mutex access
parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).
Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/powerpc/platforms/cell')
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/file.c | 4 | ||||
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 12 |
2 files changed, 8 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 5038fd5..2936a00 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -1799,9 +1799,9 @@ static int spufs_mfc_fsync(struct file *file, loff_t start, loff_t end, int data struct inode *inode = file_inode(file); int err = filemap_write_and_wait_range(inode->i_mapping, start, end); if (!err) { - mutex_lock(&inode->i_mutex); + inode_lock(inode); err = spufs_mfc_flush(file, NULL); - mutex_unlock(&inode->i_mutex); + inode_unlock(inode); } return err; } diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index ad4840f..dfa8638 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -163,7 +163,7 @@ static void spufs_prune_dir(struct dentry *dir) { struct dentry *dentry, *tmp; - mutex_lock(&d_inode(dir)->i_mutex); + inode_lock(d_inode(dir)); list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_child) { spin_lock(&dentry->d_lock); if (simple_positive(dentry)) { @@ -180,7 +180,7 @@ static void spufs_prune_dir(struct dentry *dir) } } shrink_dcache_parent(dir); - mutex_unlock(&d_inode(dir)->i_mutex); + inode_unlock(d_inode(dir)); } /* Caller must hold parent->i_mutex */ @@ -225,9 +225,9 @@ static int spufs_dir_close(struct inode *inode, struct file *file) parent = d_inode(dir->d_parent); ctx = SPUFS_I(d_inode(dir))->i_ctx; - mutex_lock_nested(&parent->i_mutex, I_MUTEX_PARENT); + inode_lock_nested(parent, I_MUTEX_PARENT); ret = spufs_rmdir(parent, dir); - mutex_unlock(&parent->i_mutex); + inode_unlock(parent); WARN_ON(ret); return dcache_dir_close(inode, file); @@ -270,7 +270,7 @@ spufs_mkdir(struct inode *dir, struct dentry *dentry, unsigned int flags, inode->i_op = &simple_dir_inode_operations; inode->i_fop = &simple_dir_operations; - mutex_lock(&inode->i_mutex); + inode_lock(inode); dget(dentry); inc_nlink(dir); @@ -291,7 +291,7 @@ spufs_mkdir(struct inode *dir, struct dentry *dentry, unsigned int flags, if (ret) spufs_rmdir(dir, dentry); - mutex_unlock(&inode->i_mutex); + inode_unlock(inode); return ret; } |