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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-17 02:17:40 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-17 02:17:40 +0400 |
| commit | e533b227055598b1f7dc8503a3b4f36b14b9da8a (patch) | |
| tree | 28fec4125eac45c8e2fac75b3d10ff5cd987d2f6 /mm | |
| parent | 0999d978dcdcf59350dafa25afd70def9f924eee (diff) | |
| parent | 6b2ada82101a08e2830fb29d7dc9b858be637dd4 (diff) | |
| download | linux-e533b227055598b1f7dc8503a3b4f36b14b9da8a.tar.xz | |
Merge branch 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
do_generic_file_read: s/EINTR/EIO/ if lock_page_killable() fails
softirq, warning fix: correct a format to avoid a warning
softirqs, debug: preemption check
x86, pci-hotplug, calgary / rio: fix EBDA ioremap()
IO resources, x86: ioremap sanity check to catch mapping requests exceeding, fix
IO resources, x86: ioremap sanity check to catch mapping requests exceeding the BAR sizes
softlockup: Documentation/sysctl/kernel.txt: fix softlockup_thresh description
dmi scan: warn about too early calls to dmi_check_system()
generic: redefine resource_size_t as phys_addr_t
generic: make PFN_PHYS explicitly return phys_addr_t
generic: add phys_addr_t for holding physical addresses
softirq: allocate less vectors
IO resources: fix/remove printk
printk: robustify printk, update comment
printk: robustify printk, fix #2
printk: robustify printk, fix
printk: robustify printk
Fixed up conflicts in:
arch/powerpc/include/asm/types.h
arch/powerpc/platforms/Kconfig.cputype
manually.
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/Kconfig | 3 | ||||
| -rw-r--r-- | mm/filemap.c | 15 |
2 files changed, 11 insertions, 7 deletions
diff --git a/mm/Kconfig b/mm/Kconfig index 5585f1293593..1a501a4de95c 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -187,6 +187,9 @@ config RESOURCES_64BIT help This option allows memory and IO resources to be 64 bit. +config PHYS_ADDR_T_64BIT + def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT + config ZONE_DMA_FLAG int default "0" if !ZONE_DMA diff --git a/mm/filemap.c b/mm/filemap.c index bf8f9c0c7a83..903bf316912a 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1100,8 +1100,9 @@ page_ok: page_not_up_to_date: /* Get exclusive access to the page ... */ - if (lock_page_killable(page)) - goto readpage_eio; + error = lock_page_killable(page); + if (unlikely(error)) + goto readpage_error; page_not_up_to_date_locked: /* Did it get truncated before we got the lock? */ @@ -1130,8 +1131,9 @@ readpage: } if (!PageUptodate(page)) { - if (lock_page_killable(page)) - goto readpage_eio; + error = lock_page_killable(page); + if (unlikely(error)) + goto readpage_error; if (!PageUptodate(page)) { if (page->mapping == NULL) { /* @@ -1143,15 +1145,14 @@ readpage: } unlock_page(page); shrink_readahead_size_eio(filp, ra); - goto readpage_eio; + error = -EIO; + goto readpage_error; } unlock_page(page); } goto page_ok; -readpage_eio: - error = -EIO; readpage_error: /* UHHUH! A synchronous read error occurred. Report it */ desc->error = error; |