[XFS] Create xfs_iflags_test_and_clear helper function (09262b43) · Commits · 戴 / test

fs/xfs/xfs_inode.h

+13 −0

Original line number	Diff line number	Diff line
		@@ -360,6 +360,19 @@ xfs_iflags_test(xfs_inode_t *ip, unsigned short flags)
		spin_unlock(&ip->i_flags_lock);
		return ret;
		}

		static inline int
		xfs_iflags_test_and_clear(xfs_inode_t *ip, unsigned short flags)
		{
		int ret;

		spin_lock(&ip->i_flags_lock);
		ret = ip->i_flags & flags;
		if (ret)
		ip->i_flags &= ~flags;
		spin_unlock(&ip->i_flags_lock);
		return ret;
		}
		#endif /* __KERNEL__ */

+1 −6

Original line number	Diff line number	Diff line
		@@ -1541,12 +1541,7 @@ xfs_release(
		* significantly reducing the time window where we'd otherwise
		* be exposed to that problem.
		*/
		spin_lock(&ip->i_flags_lock);
		truncated = __xfs_iflags_test(ip, XFS_ITRUNCATED);
		if (truncated)
		ip->i_flags &= ~XFS_ITRUNCATED;
		spin_unlock(&ip->i_flags_lock);

		truncated = xfs_iflags_test_and_clear(ip, XFS_ITRUNCATED);
		if (truncated && VN_DIRTY(vp) && ip->i_delayed_blks > 0)
		xfs_flush_pages(ip, 0, -1, XFS_B_ASYNC, FI_NONE);
		}