From 740d9dcd949a986c88886a591054a0cdb89ef669 Mon Sep 17 00:00:00 2001 From: Mingming Cao Date: Tue, 13 Jan 2009 16:43:14 +0100 Subject: quota: Add quota reservation claim and released operations Reserved quota will be claimed at the block allocation time. Over-booked quota could be returned back with the release callback function. Signed-off-by: Mingming Cao Signed-off-by: Jan Kara --- include/linux/quota.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include/linux/quota.h') diff --git a/include/linux/quota.h b/include/linux/quota.h index 54b837fa64f..a510d91561f 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -311,6 +311,12 @@ struct dquot_operations { int (*write_info) (struct super_block *, int); /* Write of quota "superblock" */ /* reserve quota for delayed block allocation */ int (*reserve_space) (struct inode *, qsize_t, int); + /* claim reserved quota for delayed alloc */ + int (*claim_space) (struct inode *, qsize_t); + /* release rsved quota for delayed alloc */ + void (*release_rsv) (struct inode *, qsize_t); + /* get reserved quota for delayed alloc */ + qsize_t (*get_reserved_space) (struct inode *); }; /* Operations handling requests from userspace */ -- cgit v1.2.3