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| author | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:19:12 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:37:18 (GMT) |
| commit | 86ba38e6f5f2fbfe9b49e153ea89593b26482019 (patch) | |
| tree | f99d2906b0eafca507f37289e68052fc105cc2dc /arch/arm64 | |
| parent | 07c8b57b111585a617b2b456497fc9b33c00743c (diff) | |
| download | linux-fsl-qoriq-86ba38e6f5f2fbfe9b49e153ea89593b26482019.tar.xz | |
Reset to 3.12.19
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/foundation-v8.dts | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/syscall.h | 6 |
3 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/foundation-v8.dts b/arch/arm64/boot/dts/foundation-v8.dts index 84fcc50..519c4b2 100644 --- a/arch/arm64/boot/dts/foundation-v8.dts +++ b/arch/arm64/boot/dts/foundation-v8.dts @@ -6,6 +6,8 @@ /dts-v1/; +/memreserve/ 0x80000000 0x00010000; + / { model = "Foundation-v8A"; compatible = "arm,foundation-aarch64", "arm,vexpress"; diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 965c28f..82d95a7 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -255,7 +255,7 @@ static inline int has_transparent_hugepage(void) #define pgprot_noncached(prot) \ __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRnE)) #define pgprot_writecombine(prot) \ - __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_GRE)) + __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC)) #define pgprot_dmacoherent(prot) \ __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC)) #define __HAVE_PHYS_MEM_ACCESS_PROT diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h index 89c047f..70ba9d4 100644 --- a/arch/arm64/include/asm/syscall.h +++ b/arch/arm64/include/asm/syscall.h @@ -59,6 +59,9 @@ static inline void syscall_get_arguments(struct task_struct *task, unsigned int i, unsigned int n, unsigned long *args) { + if (n == 0) + return; + if (i + n > SYSCALL_MAX_ARGS) { unsigned long *args_bad = args + SYSCALL_MAX_ARGS - i; unsigned int n_bad = n + i - SYSCALL_MAX_ARGS; @@ -82,6 +85,9 @@ static inline void syscall_set_arguments(struct task_struct *task, unsigned int i, unsigned int n, const unsigned long *args) { + if (n == 0) + return; + if (i + n > SYSCALL_MAX_ARGS) { pr_warning("%s called with max args %d, handling only %d\n", __func__, i + n, SYSCALL_MAX_ARGS); |