[XFS] Use USER_HZ in XFS sysctl interfaces. Fix from Bart Samwel.

SGI Modid: xfs-linux:xfs-kern:170056a

fs/xfs/linux/xfs_globals.c

@@ -56,13 +56,13 @@ xfs_param_t xfs_params = {
 	.symlink_mode	= {	0,		0,		1	},
 	.panic_mask	= {	0,		0,		127	},
 	.error_level	= {	0,		3,		11	},
-	.sync_interval	= {	HZ,	30*HZ,	60*HZ	},
+	.sync_interval	= {	USER_HZ,	30*USER_HZ,	60*USER_HZ },
 	.stats_clear	= {	0,		0,		1	},
 	.inherit_sync	= {	0,		1,		1	},
 	.inherit_nodump	= {	0,		1,		1	},
 	.inherit_noatim = {	0,		1,		1	},
-	.flush_interval	= {	HZ/2,	HZ,	30*HZ	},
-	.age_buffer	= {	1*HZ,	15*HZ,	300*HZ	},
+	.flush_interval	= {	USER_HZ/2,	USER_HZ,	30*USER_HZ },
+	.age_buffer	= {	1*USER_HZ,	15*USER_HZ,	7200*USER_HZ },
 };
 
 /*

fs/xfs/linux/xfs_linux.h

@@ -134,13 +134,13 @@ static inline void set_buffer_unwritten_io(struct buffer_head *bh)
 #define irix_symlink_mode	xfs_params.symlink_mode.val
 #define xfs_panic_mask		xfs_params.panic_mask.val
 #define xfs_error_level		xfs_params.error_level.val
-#define xfs_syncd_interval	xfs_params.sync_interval.val
+#define xfs_syncd_interval	(xfs_params.sync_interval.val * HZ / USER_HZ)
 #define xfs_stats_clear		xfs_params.stats_clear.val
 #define xfs_inherit_sync	xfs_params.inherit_sync.val
 #define xfs_inherit_nodump	xfs_params.inherit_nodump.val
 #define xfs_inherit_noatime	xfs_params.inherit_noatim.val
-#define xfs_flush_interval	xfs_params.flush_interval.val
-#define xfs_age_buffer		xfs_params.age_buffer.val
+#define xfs_flush_interval	(xfs_params.flush_interval.val * HZ / USER_HZ)
+#define xfs_age_buffer		(xfs_params.age_buffer.val * HZ / USER_HZ)
 
 #define current_cpu()		smp_processor_id()
 #define current_pid()		(current->pid)