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orangefs: clean up op_alloc()

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fold orangefs_op_initialize() in there, don't bother locking something
nobody else could've seen yet, use kmem_cache_zalloc() instead of
explicit memset()...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
This commit is contained in:
Al Viro 2016-01-23 14:04:31 -05:00 committed by Mike Marshall
parent b0bc3a7b62
commit 115b93a859
3 changed files with 9 additions and 22 deletions
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13
fs/orangefs/orangefs-cache.c
View File

@ -111,17 +111,22 @@ struct orangefs_kernel_op_s *op_alloc(__s32 type)
{
struct orangefs_kernel_op_s *new_op = NULL;
new_op = kmem_cache_alloc(op_cache, ORANGEFS_CACHE_ALLOC_FLAGS);
new_op = kmem_cache_zalloc(op_cache, ORANGEFS_CACHE_ALLOC_FLAGS);
if (new_op) {
memset(new_op, 0, sizeof(struct orangefs_kernel_op_s));
INIT_LIST_HEAD(&new_op->list);
spin_lock_init(&new_op->lock);
init_waitqueue_head(&new_op->waitq);
atomic_set(&new_op->ref_count, 1);
orangefs_op_initialize(new_op);
init_completion(&new_op->done);
new_op->upcall.type = ORANGEFS_VFS_OP_INVALID;
new_op->downcall.type = ORANGEFS_VFS_OP_INVALID;
new_op->downcall.status = -1;
new_op->op_state = OP_VFS_STATE_UNKNOWN;
new_op->tag = 0;
/* initialize the op specific tag and upcall credentials */
spin_lock(&next_tag_value_lock);

2
fs/orangefs/orangefs-kernel.h
View File

@ -565,8 +565,6 @@ int orangefs_inode_getattr(struct inode *inode, __u32 mask);
int orangefs_inode_setattr(struct inode *inode, struct iattr *iattr);
void orangefs_op_initialize(struct orangefs_kernel_op_s *op);
void orangefs_make_bad_inode(struct inode *inode);
void orangefs_block_signals(sigset_t *);

16
fs/orangefs/orangefs-utils.c
View File

@ -593,22 +593,6 @@ int orangefs_cancel_op_in_progress(__u64 tag)
return ret;
}
void orangefs_op_initialize(struct orangefs_kernel_op_s *op)
{
if (op) {
spin_lock(&op->lock);
init_completion(&op->done);
op->upcall.type = ORANGEFS_VFS_OP_INVALID;
op->downcall.type = ORANGEFS_VFS_OP_INVALID;
op->downcall.status = -1;
op->op_state = OP_VFS_STATE_UNKNOWN;
op->tag = 0;
spin_unlock(&op->lock);
}
}
void orangefs_make_bad_inode(struct inode *inode)
{
if (is_root_handle(inode)) {