diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 14:16:11 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 14:16:11 -0700 |
| commit | 46b51ea2099fa2082342e52b8284aa828429b80b (patch) | |
| tree | 0a0d7bfe1aff036c86a2e7beacbd91398008bfb6 /lib | |
| parent | 1fdb24e969110fafea36d3b393bea438f702c87f (diff) | |
| parent | a6029e1f75bb484c1f5bc68b6a8572e4024795bc (diff) | |
| download | kernel-common-46b51ea2099fa2082342e52b8284aa828429b80b.tar.gz kernel-common-46b51ea2099fa2082342e52b8284aa828429b80b.tar.bz2 kernel-common-46b51ea2099fa2082342e52b8284aa828429b80b.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (83 commits)
mmc: fix compile error when CONFIG_BLOCK is not enabled
mmc: core: Cleanup eMMC4.5 conditionals
mmc: omap_hsmmc: if multiblock reads are broken, disable them
mmc: core: add workaround for controllers with broken multiblock reads
mmc: core: Prevent too long response times for suspend
mmc: recognise SDIO cards with SDIO_CCCR_REV 3.00
mmc: sd: Handle SD3.0 cards not supporting UHS-I bus speed mode
mmc: core: support HPI send command
mmc: core: Add cache control for eMMC4.5 device
mmc: core: Modify the timeout value for writing power class
mmc: core: new discard feature support at eMMC v4.5
mmc: core: mmc sanitize feature support for v4.5
mmc: dw_mmc: modify DATA register offset
mmc: sdhci-pci: add flag for devices that can support runtime PM
mmc: omap_hsmmc: ensure pbias configuration is always done
mmc: core: Add Power Off Notify Feature eMMC 4.5
mmc: sdhci-s3c: fix potential NULL dereference
mmc: replace printk with appropriate display macro
mmc: core: Add default timeout value for CMD6
mmc: sdhci-pci: add runtime pm support
...
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 11 | ||||
| -rw-r--r-- | lib/fault-inject.c | 5 |
2 files changed, 15 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 75330bd87565..c583a57cddfe 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1070,6 +1070,17 @@ config FAIL_IO_TIMEOUT Only works with drivers that use the generic timeout handling, for others it wont do anything. +config FAIL_MMC_REQUEST + bool "Fault-injection capability for MMC IO" + select DEBUG_FS + depends on FAULT_INJECTION && MMC + help + Provide fault-injection capability for MMC IO. + This will make the mmc core return data errors. This is + useful to test the error handling in the mmc block device + and to test how the mmc host driver handles retries from + the block device. + config FAULT_INJECTION_DEBUG_FS bool "Debugfs entries for fault-injection capabilities" depends on FAULT_INJECTION && SYSFS && DEBUG_FS diff --git a/lib/fault-inject.c b/lib/fault-inject.c index f193b7796449..4f7554025e30 100644 --- a/lib/fault-inject.c +++ b/lib/fault-inject.c @@ -14,7 +14,7 @@ * setup_fault_attr() is a helper function for various __setup handlers, so it * returns 0 on error, because that is what __setup handlers do. */ -int __init setup_fault_attr(struct fault_attr *attr, char *str) +int setup_fault_attr(struct fault_attr *attr, char *str) { unsigned long probability; unsigned long interval; @@ -36,6 +36,7 @@ int __init setup_fault_attr(struct fault_attr *attr, char *str) return 1; } +EXPORT_SYMBOL_GPL(setup_fault_attr); static void fail_dump(struct fault_attr *attr) { @@ -130,6 +131,7 @@ bool should_fail(struct fault_attr *attr, ssize_t size) return true; } +EXPORT_SYMBOL_GPL(should_fail); #ifdef CONFIG_FAULT_INJECTION_DEBUG_FS @@ -243,5 +245,6 @@ fail: return ERR_PTR(-ENOMEM); } +EXPORT_SYMBOL_GPL(fault_create_debugfs_attr); #endif /* CONFIG_FAULT_INJECTION_DEBUG_FS */ |