diff options
| author | Deepak Nibade <dnibade@nvidia.com> | 2014-03-11 16:06:31 +0530 |
|---|---|---|
| committer | Deepak Nibade <dnibade@nvidia.com> | 2014-03-13 11:01:40 +0530 |
| commit | 50a3a706c880500ec305e7af51bd5f2363a8cc44 (patch) | |
| tree | 5048357e0f00ac220b671942e210d41d0c739a5c /arch/arm/mm | |
| parent | 40a66a5c983a8bf93a8860bd9500bfea83411e08 (diff) | |
| parent | 6969595f011b46b49c3f1b9e0bd7da27768c1fd9 (diff) | |
Merge branch 'linux-3.10.33' into dev-kernel-3.10
Bug 1456092
Change-Id: I3021247ec68a3c2dddd9e98cde13d70a45191d53
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/dma-mapping.c | 3 | ||||
| -rw-r--r-- | arch/arm/mm/proc-v6.S | 3 | ||||
| -rw-r--r-- | arch/arm/mm/proc-v7.S | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 336957648f5c..45f62721d197 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1696,8 +1696,7 @@ static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, size = PAGE_ALIGN(size); - if (gfp & GFP_ATOMIC) - + if (!(gfp & __GFP_WAIT)) return __iommu_alloc_atomic(dev, size, handle, attrs); pages = __iommu_alloc_buffer(dev, size, gfp, attrs); diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 919405e20b80..d07352819580 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -206,7 +206,6 @@ __v6_setup: mcr p15, 0, r0, c7, c14, 0 @ clean+invalidate D cache mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache mcr p15, 0, r0, c7, c15, 0 @ clean+invalidate cache - mcr p15, 0, r0, c7, c10, 4 @ drain write buffer #ifdef CONFIG_MMU mcr p15, 0, r0, c8, c7, 0 @ invalidate I + D TLBs mcr p15, 0, r0, c2, c0, 2 @ TTB control register @@ -216,6 +215,8 @@ __v6_setup: ALT_UP(orr r8, r8, #TTB_FLAGS_UP) mcr p15, 0, r8, c2, c0, 1 @ load TTB1 #endif /* CONFIG_MMU */ + mcr p15, 0, r0, c7, c10, 4 @ drain write buffer and + @ complete invalidations adr r5, v6_crval ldmia r5, {r5, r6} #ifdef CONFIG_CPU_ENDIAN_BE8 diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index e73f85323a11..d1dea91517e0 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -676,7 +676,6 @@ __v7_setup: 3: mov r10, #0 mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate - dsb 4: #ifdef CONFIG_MMU mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs @@ -686,6 +685,7 @@ __v7_setup: mcr p15, 0, r5, c10, c2, 0 @ write PRRR mcr p15, 0, r6, c10, c2, 1 @ write NMRR #endif + dsb @ Complete invalidations #ifndef CONFIG_ARM_THUMBEE mrc p15, 0, r0, c0, c1, 0 @ read ID_PFR0 for ThumbEE and r0, r0, #(0xf << 12) @ ThumbEE enabled field |