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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-24 11:36:31 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-24 11:36:31 -0800 |
| commit | f227e08b71b9c273eaa29a57370a3a5b833aa382 (patch) | |
| tree | 9f1483776a2bde3bb1a6bd744e69acf19f6f3428 /arch/arm/Kconfig | |
| parent | fec38d1752c01ad72789bac9f1a128f7e933735d (diff) | |
| parent | f5412be599602124d2bdd49947b231dd77c0bf99 (diff) | |
Merge 2.6.38-rc6 into tty-next
This was to resolve a merge issue with drivers/char/Makefile and
drivers/tty/serial/68328serial.c
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5cff165b7eb..166efa2a19c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1177,6 +1177,31 @@ config ARM_ERRATA_743622 visible impact on the overall performance or power consumption of the processor. +config ARM_ERRATA_751472 + bool "ARM errata: Interrupted ICIALLUIS may prevent completion of broadcasted operation" + depends on CPU_V7 && SMP + help + This option enables the workaround for the 751472 Cortex-A9 (prior + to r3p0) erratum. An interrupted ICIALLUIS operation may prevent the + completion of a following broadcasted operation if the second + operation is received by a CPU before the ICIALLUIS has completed, + potentially leading to corrupted entries in the cache or TLB. + +config ARM_ERRATA_753970 + bool "ARM errata: cache sync operation may be faulty" + depends on CACHE_PL310 + help + This option enables the workaround for the 753970 PL310 (r3p0) erratum. + + Under some condition the effect of cache sync operation on + the store buffer still remains when the operation completes. + This means that the store buffer is always asked to drain and + this prevents it from merging any further writes. The workaround + is to replace the normal offset of cache sync operation (0x730) + by another offset targeting an unmapped PL310 register 0x740. + This has the same effect as the cache sync operation: store buffer + drain and waiting for all buffers empty. + endmenu source "arch/arm/common/Kconfig" @@ -1391,7 +1416,7 @@ config AEABI config OABI_COMPAT bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)" - depends on AEABI && EXPERIMENTAL + depends on AEABI && EXPERIMENTAL && !THUMB2_KERNEL default y help This option preserves the old syscall interface along with the |