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authorJiri Kosina <jkosina@suse.cz>2010-04-22 20:08:44 -0400
committerJiri Kosina <jkosina@suse.cz>2010-04-22 20:08:44 -0400
commit6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1 (patch)
tree797676a336b050bfa1ef879377c07e541b9075d6 /fs/nilfs2/segment.c
parent4cb3ca7cd7e2cae8d1daf5345ec99a1e8502cf3f (diff)
parentc81eddb0e3728661d1585fbc564449c94165cc36 (diff)
Merge branch 'master' into for-next
Diffstat (limited to 'fs/nilfs2/segment.c')
-rw-r--r--fs/nilfs2/segment.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index ada2f1b947a3..6a7dbd8451db 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -32,6 +32,7 @@
32#include <linux/kthread.h> 32#include <linux/kthread.h>
33#include <linux/crc32.h> 33#include <linux/crc32.h>
34#include <linux/pagevec.h> 34#include <linux/pagevec.h>
35#include <linux/slab.h>
35#include "nilfs.h" 36#include "nilfs.h"
36#include "btnode.h" 37#include "btnode.h"
37#include "page.h" 38#include "page.h"
@@ -141,7 +142,7 @@ int nilfs_init_transaction_cache(void)
141} 142}
142 143
143/** 144/**
144 * nilfs_detroy_transaction_cache - destroy the cache for transaction info 145 * nilfs_destroy_transaction_cache - destroy the cache for transaction info
145 * 146 *
146 * nilfs_destroy_transaction_cache() frees the slab cache for the struct 147 * nilfs_destroy_transaction_cache() frees the slab cache for the struct
147 * nilfs_transaction_info. 148 * nilfs_transaction_info.
@@ -201,7 +202,7 @@ static int nilfs_prepare_segment_lock(struct nilfs_transaction_info *ti)
201 * This function allocates a nilfs_transaction_info struct to keep context 202 * This function allocates a nilfs_transaction_info struct to keep context
202 * information on it. It is initialized and hooked onto the current task in 203 * information on it. It is initialized and hooked onto the current task in
203 * the outermost call. If a pre-allocated struct is given to @ti, it is used 204 * the outermost call. If a pre-allocated struct is given to @ti, it is used
204 * instead; othewise a new struct is assigned from a slab. 205 * instead; otherwise a new struct is assigned from a slab.
205 * 206 *
206 * When @vacancy_check flag is set, this function will check the amount of 207 * When @vacancy_check flag is set, this function will check the amount of
207 * free space, and will wait for the GC to reclaim disk space if low capacity. 208 * free space, and will wait for the GC to reclaim disk space if low capacity.
@@ -1510,6 +1511,12 @@ static int nilfs_segctor_collect(struct nilfs_sc_info *sci,
1510 if (mode != SC_LSEG_SR || sci->sc_stage.scnt < NILFS_ST_CPFILE) 1511 if (mode != SC_LSEG_SR || sci->sc_stage.scnt < NILFS_ST_CPFILE)
1511 break; 1512 break;
1512 1513
1514 nilfs_clear_logs(&sci->sc_segbufs);
1515
1516 err = nilfs_segctor_extend_segments(sci, nilfs, nadd);
1517 if (unlikely(err))
1518 return err;
1519
1513 if (sci->sc_stage.flags & NILFS_CF_SUFREED) { 1520 if (sci->sc_stage.flags & NILFS_CF_SUFREED) {
1514 err = nilfs_sufile_cancel_freev(nilfs->ns_sufile, 1521 err = nilfs_sufile_cancel_freev(nilfs->ns_sufile,
1515 sci->sc_freesegs, 1522 sci->sc_freesegs,
@@ -1517,12 +1524,6 @@ static int nilfs_segctor_collect(struct nilfs_sc_info *sci,
1517 NULL); 1524 NULL);
1518 WARN_ON(err); /* do not happen */ 1525 WARN_ON(err); /* do not happen */
1519 } 1526 }
1520 nilfs_clear_logs(&sci->sc_segbufs);
1521
1522 err = nilfs_segctor_extend_segments(sci, nilfs, nadd);
1523 if (unlikely(err))
1524 return err;
1525
1526 nadd = min_t(int, nadd << 1, SC_MAX_SEGDELTA); 1527 nadd = min_t(int, nadd << 1, SC_MAX_SEGDELTA);
1527 sci->sc_stage = prev_stage; 1528 sci->sc_stage = prev_stage;
1528 } 1529 }
@@ -1897,8 +1898,7 @@ static void nilfs_segctor_abort_construction(struct nilfs_sc_info *sci,
1897 1898
1898 list_splice_tail_init(&sci->sc_write_logs, &logs); 1899 list_splice_tail_init(&sci->sc_write_logs, &logs);
1899 ret = nilfs_wait_on_logs(&logs); 1900 ret = nilfs_wait_on_logs(&logs);
1900 if (ret) 1901 nilfs_abort_logs(&logs, NULL, sci->sc_super_root, ret ? : err);
1901 nilfs_abort_logs(&logs, NULL, sci->sc_super_root, ret);
1902 1902
1903 list_splice_tail_init(&sci->sc_segbufs, &logs); 1903 list_splice_tail_init(&sci->sc_segbufs, &logs);
1904 nilfs_cancel_segusage(&logs, nilfs->ns_sufile); 1904 nilfs_cancel_segusage(&logs, nilfs->ns_sufile);
@@ -2214,7 +2214,7 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
2214} 2214}
2215 2215
2216/** 2216/**
2217 * nilfs_secgtor_start_timer - set timer of background write 2217 * nilfs_segctor_start_timer - set timer of background write
2218 * @sci: nilfs_sc_info 2218 * @sci: nilfs_sc_info
2219 * 2219 *
2220 * If the timer has already been set, it ignores the new request. 2220 * If the timer has already been set, it ignores the new request.
@@ -2854,7 +2854,7 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
2854 * @sbi: nilfs_sb_info 2854 * @sbi: nilfs_sb_info
2855 * 2855 *
2856 * nilfs_attach_segment_constructor() allocates a struct nilfs_sc_info, 2856 * nilfs_attach_segment_constructor() allocates a struct nilfs_sc_info,
2857 * initilizes it, and starts the segment constructor. 2857 * initializes it, and starts the segment constructor.
2858 * 2858 *
2859 * Return Value: On success, 0 is returned. On error, one of the following 2859 * Return Value: On success, 0 is returned. On error, one of the following
2860 * negative error code is returned. 2860 * negative error code is returned.