[XFS] replace some large xfs_log_priv.h macros by proper functions

... or in the case of XLOG_TIC_ADD_OPHDR remove a useless macro entirely.

SGI-PV: 968563
SGI-Modid: xfs-linux-melb:xfs-kern:29511a

Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

1 files changed, 32 insertions, 9 deletions

diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index d170fffd7402..77c12715a7d0 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -252,6 +252,29 @@ xlog_grant_add_space(struct log *log, int bytes)
         xlog_grant_add_space_reserve(log, bytes);
 }
 
+static void
+xlog_tic_reset_res(xlog_ticket_t *tic)
+{
+        tic->t_res_num = 0;
+        tic->t_res_arr_sum = 0;
+        tic->t_res_num_ophdrs = 0;
+}
+
+static void
+xlog_tic_add_region(xlog_ticket_t *tic, uint len, uint type)
+{
+        if (tic->t_res_num == XLOG_TIC_LEN_MAX) {
+                /* add to overflow and start again */
+                tic->t_res_o_flow += tic->t_res_arr_sum;
+                tic->t_res_num = 0;
+                tic->t_res_arr_sum = 0;
+        }
+
+        tic->t_res_arr[tic->t_res_num].r_len = len;
+        tic->t_res_arr[tic->t_res_num].r_type = type;
+        tic->t_res_arr_sum += len;
+        tic->t_res_num++;
+}
 
 /*
  * NOTES:
@@ -1764,14 +1787,14 @@ xlog_write(xfs_mount_t *	mp,
     len = 0;
     if (ticket->t_flags & XLOG_TIC_INITED) {    /* acct for start rec of xact */
         len += sizeof(xlog_op_header_t);
-        XLOG_TIC_ADD_OPHDR(ticket);
+        ticket->t_res_num_ophdrs++;
     }
 
     for (index = 0; index < nentries; index++) {
         len += sizeof(xlog_op_header_t);            /* each region gets >= 1 */
-        XLOG_TIC_ADD_OPHDR(ticket);
+        ticket->t_res_num_ophdrs++;
         len += reg[index].i_len;
-        XLOG_TIC_ADD_REGION(ticket, reg[index].i_len, reg[index].i_type);
+        xlog_tic_add_region(ticket, reg[index].i_len, reg[index].i_type);
     }
     contwr = *start_lsn = 0;
 
@@ -1880,7 +1903,7 @@ xlog_write(xfs_mount_t *	mp,
                 len += sizeof(xlog_op_header_t); /* from splitting of region */
                 /* account for new log op header */
                 ticket->t_curr_res -= sizeof(xlog_op_header_t);
-                XLOG_TIC_ADD_OPHDR(ticket);
+                ticket->t_res_num_ophdrs++;
             }
             xlog_verify_dest_ptr(log, ptr);
 
@@ -2378,7 +2401,7 @@ restart:
          */
         if (log_offset == 0) {
                 ticket->t_curr_res -= log->l_iclog_hsize;
-                XLOG_TIC_ADD_REGION(ticket,
+                xlog_tic_add_region(ticket,
                                     log->l_iclog_hsize,
                                     XLOG_REG_TYPE_LRHEADER);
                 INT_SET(head->h_cycle, ARCH_CONVERT, log->l_curr_cycle);
@@ -2566,7 +2589,7 @@ xlog_regrant_write_log_space(xlog_t	   *log,
 #endif
 
         tic->t_curr_res = tic->t_unit_res;
-        XLOG_TIC_RESET_RES(tic);
+        xlog_tic_reset_res(tic);
 
         if (tic->t_cnt > 0)
                 return 0;
@@ -2707,7 +2730,7 @@ xlog_regrant_reserve_log_space(xlog_t	     *log,
         s = GRANT_LOCK(log);
         xlog_grant_sub_space(log, ticket->t_curr_res);
         ticket->t_curr_res = ticket->t_unit_res;
-        XLOG_TIC_RESET_RES(ticket);
+        xlog_tic_reset_res(ticket);
         xlog_trace_loggrant(log, ticket,
                             "xlog_regrant_reserve_log_space: sub current res");
         xlog_verify_grant_head(log, 1);
@@ -2724,7 +2747,7 @@ xlog_regrant_reserve_log_space(xlog_t	     *log,
         xlog_verify_grant_head(log, 0);
         GRANT_UNLOCK(log, s);
         ticket->t_curr_res = ticket->t_unit_res;
-        XLOG_TIC_RESET_RES(ticket);
+        xlog_tic_reset_res(ticket);
 }       /* xlog_regrant_reserve_log_space */
 
 
@@ -3347,7 +3370,7 @@ xlog_ticket_get(xlog_t		*log,
                 tic->t_flags |= XLOG_TIC_PERM_RESERV;
         sv_init(&(tic->t_sema), SV_DEFAULT, "logtick");
 
-        XLOG_TIC_RESET_RES(tic);
+        xlog_tic_reset_res(tic);
 
         return tic;
 }       /* xlog_ticket_get */