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Commit b451cec4 authored by Al Viro's avatar Al Viro
Browse files

ufs: fix reserved blocks check 



a) honour ->s_minfree; don't just go with default (5)
b) don't bother with capability checks until we know we'll need them

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent fffd70f5

fs/ufs/balloc.c

+6 −4
Original line number Diff line number Diff line
@@ -400,11 +400,13 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment, 
	/*

	 * There is not enough space for user on the device

	 */

	if (!capable(CAP_SYS_RESOURCE) && ufs_freespace(uspi, UFS_MINFREE) <= 0) {

	if (unlikely(ufs_freespace(uspi, uspi->s_minfree) <= 0)) {

		if (!capable(CAP_SYS_RESOURCE)) {

			mutex_unlock(&UFS_SB(sb)->s_lock);

			UFSD("EXIT (FAILED)\n");

			return 0;

		}

	}



	if (goal >= uspi->s_size) 

		goal = 0;