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wrappers for ->i_mutex access

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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>
This commit is contained in:
Al Viro
2016-01-22 15:40:57 -05:00
parent 57b8f112cf
commit 5955102c99
177 changed files with 908 additions and 883 deletions
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4
fs/afs/flock.c
View File

@@ -483,7 +483,7 @@ static int afs_do_getlk(struct file *file, struct file_lock *fl)
fl->fl_type = F_UNLCK;
mutex_lock(&vnode->vfs_inode.i_mutex);
inode_lock(&vnode->vfs_inode);
/* check local lock records first */
ret = 0;
@@ -505,7 +505,7 @@ static int afs_do_getlk(struct file *file, struct file_lock *fl)
}
error:
mutex_unlock(&vnode->vfs_inode.i_mutex);
inode_unlock(&vnode->vfs_inode);
_leave(" = %d [%hd]", ret, fl->fl_type);
return ret;
}

4
fs/afs/write.c
View File

@@ -693,7 +693,7 @@ int afs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
if (ret)
return ret;
mutex_lock(&inode->i_mutex);
inode_lock(inode);
/* use a writeback record as a marker in the queue - when this reaches
* the front of the queue, all the outstanding writes are either
@@ -735,7 +735,7 @@ int afs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
afs_put_writeback(wb);
_leave(" = %d", ret);
out:
mutex_unlock(&inode->i_mutex);
inode_unlock(inode);
return ret;
}