[XFS] 929956 add log debugging and tracing info

SGI-PV: 931456
SGI-Modid: xfs-linux:xfs-kern:23155a

Signed-off-by: Tim Shimmin <tes@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 37 insertions, 1 deletions

diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h
index 0db122ddda3f..18961119fc65 100644
--- a/fs/xfs/xfs_log.h
+++ b/fs/xfs/xfs_log.h
@@ -114,9 +114,44 @@ xfs_lsn_t	_lsn_cmp(xfs_lsn_t lsn1, xfs_lsn_t lsn2)
 #define XFS_VOLUME              0x2
 #define XFS_LOG                 0xaa
 
+
+/* Region types for iovec's i_type */
+#if defined(XFS_LOG_RES_DEBUG)
+#define XLOG_REG_TYPE_BFORMAT           1
+#define XLOG_REG_TYPE_BCHUNK            2
+#define XLOG_REG_TYPE_EFI_FORMAT        3
+#define XLOG_REG_TYPE_EFD_FORMAT        4
+#define XLOG_REG_TYPE_IFORMAT           5
+#define XLOG_REG_TYPE_ICORE             6
+#define XLOG_REG_TYPE_IEXT              7
+#define XLOG_REG_TYPE_IBROOT            8
+#define XLOG_REG_TYPE_ILOCAL            9
+#define XLOG_REG_TYPE_IATTR_EXT         10
+#define XLOG_REG_TYPE_IATTR_BROOT       11
+#define XLOG_REG_TYPE_IATTR_LOCAL       12
+#define XLOG_REG_TYPE_QFORMAT           13
+#define XLOG_REG_TYPE_DQUOT             14
+#define XLOG_REG_TYPE_QUOTAOFF          15
+#define XLOG_REG_TYPE_LRHEADER          16
+#define XLOG_REG_TYPE_UNMOUNT           17
+#define XLOG_REG_TYPE_COMMIT            18
+#define XLOG_REG_TYPE_TRANSHDR          19
+#define XLOG_REG_TYPE_MAX               19
+#endif
+
+#if defined(XFS_LOG_RES_DEBUG)
+#define XLOG_VEC_SET_TYPE(vecp, t) ((vecp)->i_type = (t))
+#else
+#define XLOG_VEC_SET_TYPE(vecp, t)
+#endif
+
+
 typedef struct xfs_log_iovec {
         xfs_caddr_t             i_addr;         /* beginning address of region */
         int             i_len;          /* length in bytes of region */
+#if defined(XFS_LOG_RES_DEBUG)
+        uint            i_type;         /* type of region */
+#endif
 } xfs_log_iovec_t;
 
 typedef void* xfs_log_ticket_t;
@@ -159,7 +194,8 @@ int	  xfs_log_reserve(struct xfs_mount *mp,
                           int              count,
                           xfs_log_ticket_t *ticket,
                           __uint8_t        clientid,
-                          uint             flags);
+                          uint             flags,
+                          uint             t_type);
 int       xfs_log_write(struct xfs_mount *mp,
                         xfs_log_iovec_t  region[],
                         int              nentries,