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Linux 4.7 compat: handler->set() takes both dentry and inode

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Counterpart to fd4c7b7, the same approach was taken to resolve
the compatibility issue.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Chunwei Chen <david.chen@osnexus.com>
Closes #4717 
Issue #4665
This commit is contained in:
Brian Behlendorf
2016-06-01 18:10:06 -07:00
parent 6a79672530
commit 8fbbc6b4cf
2 changed files with 69 additions and 30 deletions
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include/linux/xattr_compat.h
+15 -1
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@@ -153,13 +153,27 @@ fn(struct inode *ip, const char *name, void *buffer, size_t size) \
}
#endif
/*
* 4.7 API change,
* The xattr_handler->set() callback was changed to take a both dentry and
* inode, because the dentry might not be attached to an inode yet.
*/
#if defined(HAVE_XATTR_SET_DENTRY_INODE)
#define ZPL_XATTR_SET_WRAPPER(fn) \
static int \
fn(const struct xattr_handler *handler, struct dentry *dentry, \
struct inode *inode, const char *name, const void *buffer, \
size_t size, int flags) \
{ \
return (__ ## fn(inode, name, buffer, size, flags)); \
}
/*
* 4.4 API change,
* The xattr_handler->set() callback was changed to take a xattr_handler,
* and handler_flags argument was removed and should be accessed by
* handler->flags.
*/
#if defined(HAVE_XATTR_SET_HANDLER)
#elif defined(HAVE_XATTR_SET_HANDLER)
#define ZPL_XATTR_SET_WRAPPER(fn) \
static int \
fn(const struct xattr_handler *handler, struct dentry *dentry, \