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-rw-r--r--arch/arm64/include/asm/cpucaps.h2
-rw-r--r--arch/arm64/include/asm/cpufeature.h3
-rw-r--r--arch/arm64/include/asm/el2_setup.h4
-rw-r--r--arch/arm64/include/asm/mman.h3
4 files changed, 7 insertions, 5 deletions
diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h
index 201a46efd918..cbbf70e0f204 100644
--- a/arch/arm64/include/asm/cpucaps.h
+++ b/arch/arm64/include/asm/cpucaps.h
@@ -44,6 +44,8 @@ cpucap_is_possible(const unsigned int cap)
return IS_ENABLED(CONFIG_ARM64_TLB_RANGE);
case ARM64_HAS_S1POE:
return IS_ENABLED(CONFIG_ARM64_POE);
+ case ARM64_HAS_GCS:
+ return IS_ENABLED(CONFIG_ARM64_GCS);
case ARM64_UNMAP_KERNEL_AT_EL0:
return IS_ENABLED(CONFIG_UNMAP_KERNEL_AT_EL0);
case ARM64_WORKAROUND_843419:
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h
index b64e49bd9d10..8b4e5a3cd24c 100644
--- a/arch/arm64/include/asm/cpufeature.h
+++ b/arch/arm64/include/asm/cpufeature.h
@@ -847,8 +847,7 @@ static inline bool system_supports_poe(void)
static inline bool system_supports_gcs(void)
{
- return IS_ENABLED(CONFIG_ARM64_GCS) &&
- alternative_has_cap_unlikely(ARM64_HAS_GCS);
+ return alternative_has_cap_unlikely(ARM64_HAS_GCS);
}
static inline bool system_supports_haft(void)
diff --git a/arch/arm64/include/asm/el2_setup.h b/arch/arm64/include/asm/el2_setup.h
index 85ef966c08cd..4ef52d7245bb 100644
--- a/arch/arm64/include/asm/el2_setup.h
+++ b/arch/arm64/include/asm/el2_setup.h
@@ -87,7 +87,7 @@
1 << PMSCR_EL2_PA_SHIFT)
msr_s SYS_PMSCR_EL2, x0 // addresses and physical counter
.Lskip_spe_el2_\@:
- mov x0, #(MDCR_EL2_E2PB_MASK << MDCR_EL2_E2PB_SHIFT)
+ mov x0, #MDCR_EL2_E2PB_MASK
orr x2, x2, x0 // If we don't have VHE, then
// use EL1&0 translation.
@@ -100,7 +100,7 @@
and x0, x0, TRBIDR_EL1_P
cbnz x0, .Lskip_trace_\@ // If TRBE is available at EL2
- mov x0, #(MDCR_EL2_E2TB_MASK << MDCR_EL2_E2TB_SHIFT)
+ mov x0, #MDCR_EL2_E2TB_MASK
orr x2, x2, x0 // allow the EL1&0 translation
// to own it.
diff --git a/arch/arm64/include/asm/mman.h b/arch/arm64/include/asm/mman.h
index 1d53022fc7e1..21df8bbd2668 100644
--- a/arch/arm64/include/asm/mman.h
+++ b/arch/arm64/include/asm/mman.h
@@ -7,6 +7,7 @@
#ifndef BUILD_VDSO
#include <linux/compiler.h>
#include <linux/fs.h>
+#include <linux/hugetlb.h>
#include <linux/shmem_fs.h>
#include <linux/types.h>
@@ -44,7 +45,7 @@ static inline unsigned long arch_calc_vm_flag_bits(struct file *file,
if (system_supports_mte()) {
if (flags & (MAP_ANONYMOUS | MAP_HUGETLB))
return VM_MTE_ALLOWED;
- if (shmem_file(file))
+ if (shmem_file(file) || is_file_hugepages(file))
return VM_MTE_ALLOWED;
}