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Merge branch 'for-linus' of git://git.infradead.org/ubi-2.6

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* 'for-linus' of git://git.infradead.org/ubi-2.6:
  UBIFS: fix assertion warning and refine comments
  UBIFS: kill CONFIG_UBIFS_FS_DEBUG_CHKS
  UBIFS: use GFP_NOFS properly
  UBI: use GFP_NOFS properly
This commit is contained in:
Linus Torvalds 2011-03-24 08:22:34 -07:00
commit fdc0ad80a4
7 changed files with 14 additions and 20 deletions
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4
drivers/mtd/ubi/io.c
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@ -1345,7 +1345,7 @@ int ubi_dbg_check_write(struct ubi_device *ubi, const void *buf, int pnum,
if (!(ubi_chk_flags & UBI_CHK_IO))
return 0;
buf1 = __vmalloc(len, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf1 = __vmalloc(len, GFP_NOFS, PAGE_KERNEL);
if (!buf1) {
ubi_err("cannot allocate memory to check writes");
return 0;
@ -1409,7 +1409,7 @@ int ubi_dbg_check_all_ff(struct ubi_device *ubi, int pnum, int offset, int len)
if (!(ubi_chk_flags & UBI_CHK_IO))
return 0;
buf = __vmalloc(len, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = __vmalloc(len, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubi_err("cannot allocate memory to check for 0xFFs");
return 0;

9
fs/ubifs/Kconfig
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@ -58,12 +58,3 @@ config UBIFS_FS_DEBUG
down UBIFS. You can then further enable / disable individual debugging
features using UBIFS module parameters and the corresponding sysfs
interfaces.
config UBIFS_FS_DEBUG_CHKS
bool "Enable extra checks"
depends on UBIFS_FS_DEBUG
help
If extra checks are enabled UBIFS will check the consistency of its
internal data structures during operation. However, UBIFS performance
is dramatically slower when this option is selected especially if the
file system is large.

2
fs/ubifs/debug.c
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@ -818,7 +818,7 @@ void dbg_dump_leb(const struct ubifs_info *c, int lnum)
printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n",
current->pid, lnum);
buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubifs_err("cannot allocate memory for dumping LEB %d", lnum);
return;

11
fs/ubifs/file.c
View File

@ -448,10 +448,12 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
if (!(pos & ~PAGE_CACHE_MASK) && len == PAGE_CACHE_SIZE) {
/*
* We change whole page so no need to load it. But we
* have to set the @PG_checked flag to make the further
* code know that the page is new. This might be not
* true, but it is better to budget more than to read
* the page from the media.
* do not know whether this page exists on the media or
* not, so we assume the latter because it requires
* larger budget. The assumption is that it is better
* to budget a bit more than to read the page from the
* media. Thus, we are setting the @PG_checked flag
* here.
*/
SetPageChecked(page);
skipped_read = 1;
@ -559,6 +561,7 @@ static int ubifs_write_end(struct file *file, struct address_space *mapping,
dbg_gen("copied %d instead of %d, read page and repeat",
copied, len);
cancel_budget(c, page, ui, appending);
ClearPageChecked(page);
/*
* Return 0 to force VFS to repeat the whole operation, or the

2
fs/ubifs/lprops.c
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@ -1094,7 +1094,7 @@ static int scan_check_cb(struct ubifs_info *c,
}
}
buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubifs_err("cannot allocate memory to scan LEB %d", lnum);
goto out;

4
fs/ubifs/lpt_commit.c
View File

@ -1633,7 +1633,7 @@ static int dbg_check_ltab_lnum(struct ubifs_info *c, int lnum)
if (!(ubifs_chk_flags & UBIFS_CHK_LPROPS))
return 0;
buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubifs_err("cannot allocate memory for ltab checking");
return 0;
@ -1885,7 +1885,7 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum)
printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n",
current->pid, lnum);
buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubifs_err("cannot allocate memory to dump LPT");
return;

2
fs/ubifs/orphan.c
View File

@ -898,7 +898,7 @@ static int dbg_scan_orphans(struct ubifs_info *c, struct check_info *ci)
if (c->no_orphs)
return 0;
buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL);
buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL);
if (!buf) {
ubifs_err("cannot allocate memory to check orphans");
return 0;