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| author | David Woodhouse <dwmw2@infradead.org> | 2006-05-26 21:19:05 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-05-26 21:19:05 +0100 |
| commit | 9bfeb691e75b21fdaa80ffae719083200b190381 (patch) | |
| tree | 3c828820f1385249835f85e5073b4ffd10fcd09c /fs/jffs2/summary.c | |
| parent | f75e5097ef298c5a0aa106faa211d1afdc92dc3d (diff) | |
| download | linux-9bfeb691e75b21fdaa80ffae719083200b190381.tar.gz linux-9bfeb691e75b21fdaa80ffae719083200b190381.tar.bz2 linux-9bfeb691e75b21fdaa80ffae719083200b190381.zip | |
[JFFS2] Switch to using an array of jffs2_raw_node_refs instead of a list.
This allows us to drop another pointer from the struct jffs2_raw_node_ref,
shrinking it to 8 bytes on 32-bit machines (if the TEST_TOTLEN) paranoia
check is turned off, which will be committed soon).
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/summary.c')
| -rw-r--r-- | fs/jffs2/summary.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c index 523a8f330ef5..00e856e4fdbe 100644 --- a/fs/jffs2/summary.c +++ b/fs/jffs2/summary.c @@ -511,7 +511,8 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras spr = (struct jffs2_sum_xref_flash *)sp; dbg_summary("xref at %#08x-%#08x\n", jeb->offset + je32_to_cpu(spr->offset), - jeb->offset + je32_to_cpu(spr->offset) + PAD(sizeof(struct jffs2_raw_xref))); + jeb->offset + je32_to_cpu(spr->offset) + + (uint32_t)PAD(sizeof(struct jffs2_raw_xref))); ref = jffs2_alloc_xattr_ref(); if (!ref) { @@ -787,10 +788,12 @@ static int jffs2_sum_write_data(struct jffs2_sb_info *c, struct jffs2_eraseblock JFFS2_WARNING("Write of %u bytes at 0x%08x failed. returned %d, retlen %zd\n", infosize, sum_ofs, ret, retlen); - /* Waste remaining space */ - spin_lock(&c->erase_completion_lock); - jffs2_link_node_ref(c, jeb, sum_ofs | REF_OBSOLETE, infosize, NULL); - spin_unlock(&c->erase_completion_lock); + if (retlen) { + /* Waste remaining space */ + spin_lock(&c->erase_completion_lock); + jffs2_link_node_ref(c, jeb, sum_ofs | REF_OBSOLETE, infosize, NULL); + spin_unlock(&c->erase_completion_lock); + } c->summary->sum_size = JFFS2_SUMMARY_NOSUM_SIZE; @@ -836,6 +839,7 @@ int jffs2_sum_write_sumnode(struct jffs2_sb_info *c) jffs2_sum_disable_collecting(c->summary); JFFS2_WARNING("Not enough space for summary, padsize = %d\n", padsize); + spin_lock(&c->erase_completion_lock); return 0; } |