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[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>
This commit is contained in:
Christoph Hellwig 2007-08-30 17:21:46 +10:00 committed by Tim Shimmin
parent b267ce9952
commit 0adba5363c
2 changed files with 32 additions and 25 deletions
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41
fs/xfs/xfs_log.c
View File

@ -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 */

16
fs/xfs/xfs_log_priv.h
View File

@ -249,22 +249,6 @@ typedef __uint32_t xlog_tid_t;
/* Ticket reservation region accounting */
#define XLOG_TIC_LEN_MAX 15
#define XLOG_TIC_RESET_RES(t) ((t)->t_res_num = \
(t)->t_res_arr_sum = (t)->t_res_num_ophdrs = 0)
#define XLOG_TIC_ADD_OPHDR(t) ((t)->t_res_num_ophdrs++)
#define XLOG_TIC_ADD_REGION(t, len, type) \
do { \
if ((t)->t_res_num == XLOG_TIC_LEN_MAX) { \
/* add to overflow and start again */ \
(t)->t_res_o_flow += (t)->t_res_arr_sum; \
(t)->t_res_num = 0; \
(t)->t_res_arr_sum = 0; \
} \
(t)->t_res_arr[(t)->t_res_num].r_len = (len); \
(t)->t_res_arr[(t)->t_res_num].r_type = (type); \
(t)->t_res_arr_sum += (len); \
(t)->t_res_num++; \
} while (0)
/*
* Reservation region