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-rw-r--r--arch/arm64/include/asm/uaccess.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h
index 05f4fc265428..14be5000c5a0 100644
--- a/arch/arm64/include/asm/uaccess.h
+++ b/arch/arm64/include/asm/uaccess.h
@@ -65,7 +65,6 @@ static inline void __uaccess_ttbr0_disable(void)
ttbr &= ~TTBR_ASID_MASK;
/* reserved_pg_dir placed before swapper_pg_dir */
write_sysreg(ttbr - RESERVED_SWAPPER_OFFSET, ttbr0_el1);
- isb();
/* Set reserved ASID */
write_sysreg(ttbr, ttbr1_el1);
isb();
@@ -89,7 +88,6 @@ static inline void __uaccess_ttbr0_enable(void)
ttbr1 &= ~TTBR_ASID_MASK; /* safety measure */
ttbr1 |= ttbr0 & TTBR_ASID_MASK;
write_sysreg(ttbr1, ttbr1_el1);
- isb();
/* Restore user page table */
write_sysreg(ttbr0, ttbr0_el1);