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Staging: lustre: Replace non-standard spin-lock's macro

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This patch replaces non-standard spin lock macro with standard linux function.

This is done using Coccinelle and semantic patch used is as follows:

@@
expression x;
@@

- TREE_READ_LOCK_IRQ(x)
+ spin_lock_irq(&x->tree_lock)

@@
expression x;
@@

- TREE_READ_UNLOCK_IRQ(x)
+ spin_unlock_irq(&x->tree_lock)

Signed-off-by: Vaishali Thakkar <vthakkar1994@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vaishali Thakkar 2014-10-05 17:28:06 +05:30 • committed by Greg Kroah-Hartman
commit 12afe4935a
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/lustre/lustre/llite/dir.c
View file

@ -275,14 +275,14 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash,
struct page *page;
int found;
TREE_READ_LOCK_IRQ(mapping);
spin_lock_irq(&mapping->tree_lock);
found = radix_tree_gang_lookup(&mapping->page_tree,
(void **)&page, offset, 1);
if (found > 0) {
struct lu_dirpage *dp;
page_cache_get(page);
TREE_READ_UNLOCK_IRQ(mapping);
spin_unlock_irq(&mapping->tree_lock);
/*
* In contrast to find_lock_page() we are sure that directory
* page cannot be truncated (while DLM lock is held) and,
@ -326,7 +326,7 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash,
}
} else {
TREE_READ_UNLOCK_IRQ(mapping);
spin_unlock_irq(&mapping->tree_lock);
page = NULL;
}
return page;