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[JFFS2] Add 'jeb' argument to jffs2_prealloc_raw_node_refs()

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Preallocation of refs is shortly going to be a per-eraseblock thing,
rather than per-filesystem. Add the required argument to the function.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse 2006-05-25 01:50:35 +01:00
parent f61579c337
commit 046b8b9808
7 changed files with 16 additions and 14 deletions
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2
fs/jffs2/erase.c
View file

@ -383,7 +383,7 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb
.totlen = cpu_to_je32(c->cleanmarker_size) .totlen = cpu_to_je32(c->cleanmarker_size)
}; };
jffs2_prealloc_raw_node_refs(c, 1); jffs2_prealloc_raw_node_refs(c, jeb, 1);
marker.hdr_crc = cpu_to_je32(crc32(0, &marker, sizeof(struct jffs2_unknown_node)-4)); marker.hdr_crc = cpu_to_je32(crc32(0, &marker, sizeof(struct jffs2_unknown_node)-4));

3
fs/jffs2/malloc.c
View file

@ -190,7 +190,8 @@ void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *x)
kmem_cache_free(tmp_dnode_info_slab, x); kmem_cache_free(tmp_dnode_info_slab, x);
} }
int jffs2_prealloc_raw_node_refs(struct jffs2_sb_info *c, int nr) int jffs2_prealloc_raw_node_refs(struct jffs2_sb_info *c,
struct jffs2_eraseblock *jeb, int nr)
{ {
struct jffs2_raw_node_ref *p = c->refs; struct jffs2_raw_node_ref *p = c->refs;

3
fs/jffs2/nodelist.h
View file

@ -378,7 +378,8 @@ struct jffs2_raw_inode *jffs2_alloc_raw_inode(void);
void jffs2_free_raw_inode(struct jffs2_raw_inode *); void jffs2_free_raw_inode(struct jffs2_raw_inode *);
struct jffs2_tmp_dnode_info *jffs2_alloc_tmp_dnode_info(void); struct jffs2_tmp_dnode_info *jffs2_alloc_tmp_dnode_info(void);
void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *); void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *);
int jffs2_prealloc_raw_node_refs(struct jffs2_sb_info *c, int nr); int jffs2_prealloc_raw_node_refs(struct jffs2_sb_info *c,
struct jffs2_eraseblock *jeb, int nr);
struct jffs2_raw_node_ref *__jffs2_alloc_raw_node_ref(void); struct jffs2_raw_node_ref *__jffs2_alloc_raw_node_ref(void);
void __jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *); void __jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *);
struct jffs2_node_frag *jffs2_alloc_node_frag(void); struct jffs2_node_frag *jffs2_alloc_node_frag(void);

4
fs/jffs2/nodemgmt.c
View file

@ -138,7 +138,7 @@ int jffs2_reserve_space(struct jffs2_sb_info *c, uint32_t minsize,
} }
spin_unlock(&c->erase_completion_lock); spin_unlock(&c->erase_completion_lock);
if (!ret) if (!ret)
ret = jffs2_prealloc_raw_node_refs(c, 1); ret = jffs2_prealloc_raw_node_refs(c, c->nextblock, 1);
if (ret) if (ret)
up(&c->alloc_sem); up(&c->alloc_sem);
return ret; return ret;
@ -161,7 +161,7 @@ int jffs2_reserve_space_gc(struct jffs2_sb_info *c, uint32_t minsize,
} }
spin_unlock(&c->erase_completion_lock); spin_unlock(&c->erase_completion_lock);
if (!ret) if (!ret)
ret = jffs2_prealloc_raw_node_refs(c, 1); ret = jffs2_prealloc_raw_node_refs(c, c->nextblock, 1);
return ret; return ret;
} }

4
fs/jffs2/scan.c
View file

@ -244,7 +244,7 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
D1(printk(KERN_DEBUG "jffs2_scan_medium(): Skipping %d bytes in nextblock to ensure page alignment\n", D1(printk(KERN_DEBUG "jffs2_scan_medium(): Skipping %d bytes in nextblock to ensure page alignment\n",
skip)); skip));
jffs2_prealloc_raw_node_refs(c, 1); jffs2_prealloc_raw_node_refs(c, c->nextblock, 1);
jffs2_scan_dirty_space(c, c->nextblock, skip); jffs2_scan_dirty_space(c, c->nextblock, skip);
} }
#endif #endif
@ -576,7 +576,7 @@ scan_more:
jffs2_dbg_acct_paranoia_check_nolock(c, jeb); jffs2_dbg_acct_paranoia_check_nolock(c, jeb);
/* Make sure there are node refs available for use */ /* Make sure there are node refs available for use */
err = jffs2_prealloc_raw_node_refs(c, 2); err = jffs2_prealloc_raw_node_refs(c, jeb, 2);
if (err) if (err)
return err; return err;

6
fs/jffs2/summary.c
View file

@ -400,7 +400,7 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
dbg_summary("processing summary index %d\n", i); dbg_summary("processing summary index %d\n", i);
/* Make sure there's a spare ref for dirty space */ /* Make sure there's a spare ref for dirty space */
err = jffs2_prealloc_raw_node_refs(c, 2); err = jffs2_prealloc_raw_node_refs(c, jeb, 2);
if (err) if (err)
return err; return err;
@ -630,7 +630,7 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb
return ret; /* real error */ return ret; /* real error */
/* for PARANOIA_CHECK */ /* for PARANOIA_CHECK */
ret = jffs2_prealloc_raw_node_refs(c, 2); ret = jffs2_prealloc_raw_node_refs(c, jeb, 2);
if (ret) if (ret)
return ret; return ret;
@ -815,9 +815,9 @@ int jffs2_sum_write_sumnode(struct jffs2_sb_info *c)
dbg_summary("called\n"); dbg_summary("called\n");
spin_unlock(&c->erase_completion_lock); spin_unlock(&c->erase_completion_lock);
jffs2_prealloc_raw_node_refs(c, 1);
jeb = c->nextblock; jeb = c->nextblock;
jffs2_prealloc_raw_node_refs(c, jeb, 1);
if (!c->summary->sum_num || !c->summary->sum_list_head) { if (!c->summary->sum_num || !c->summary->sum_list_head) {
JFFS2_WARNING("Empty summary info!!!\n"); JFFS2_WARNING("Empty summary info!!!\n");

8
fs/jffs2/wbuf.c
View file

@ -179,13 +179,13 @@ static void jffs2_wbuf_recover(struct jffs2_sb_info *c)
unsigned char *buf; unsigned char *buf;
uint32_t start, end, ofs, len; uint32_t start, end, ofs, len;
if (jffs2_prealloc_raw_node_refs(c, c->reserved_refs + 1)) jeb = &c->blocks[c->wbuf_ofs / c->sector_size];
if (jffs2_prealloc_raw_node_refs(c, jeb, c->reserved_refs + 1))
return; return;
spin_lock(&c->erase_completion_lock); spin_lock(&c->erase_completion_lock);
jeb = &c->blocks[c->wbuf_ofs / c->sector_size];
jffs2_block_refile(c, jeb, REFILE_NOTEMPTY); jffs2_block_refile(c, jeb, REFILE_NOTEMPTY);
/* Find the first node to be recovered, by skipping over every /* Find the first node to be recovered, by skipping over every
@ -417,7 +417,7 @@ static int __jffs2_flush_wbuf(struct jffs2_sb_info *c, int pad)
if (!c->wbuf_len) /* already checked c->wbuf above */ if (!c->wbuf_len) /* already checked c->wbuf above */
return 0; return 0;
if (jffs2_prealloc_raw_node_refs(c, c->reserved_refs + 1)) if (jffs2_prealloc_raw_node_refs(c, c->nextblock, c->reserved_refs + 1))
return -ENOMEM; return -ENOMEM;
/* claim remaining space on the page /* claim remaining space on the page