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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 12:58:59 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 12:58:59 -0300 |
commit | 0520a938e11c34a5ffc422b9316b85e294b0fbb2 (patch) | |
tree | 9e44592eccb90ed2d2b3a893fb602e4ca894f695 /arch/arm64/kernel | |
parent | 273d4428f8c4cc94c9598f8bcc006ec2e8c654ea (diff) |
Linux-libre 4.7.3-gnupck-4.7.3-gnu
Diffstat (limited to 'arch/arm64/kernel')
-rw-r--r-- | arch/arm64/kernel/head.S | 3 | ||||
-rw-r--r-- | arch/arm64/kernel/sleep.S | 10 |
2 files changed, 12 insertions, 1 deletions
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index 2c6e598a9..aa68aadcd 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -757,6 +757,9 @@ ENTRY(__enable_mmu) isb bl __create_page_tables // recreate kernel mapping + tlbi vmalle1 // Remove any stale TLB entries + dsb nsh + msr sctlr_el1, x19 // re-enable the MMU isb ic iallu // flush instructions fetched diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S index 9a3aec97a..ccf79d849 100644 --- a/arch/arm64/kernel/sleep.S +++ b/arch/arm64/kernel/sleep.S @@ -101,12 +101,20 @@ ENTRY(cpu_resume) bl el2_setup // if in EL2 drop to EL1 cleanly /* enable the MMU early - so we can access sleep_save_stash by va */ adr_l lr, __enable_mmu /* __cpu_setup will return here */ - ldr x27, =_cpu_resume /* __enable_mmu will branch here */ + adr_l x27, _resume_switched /* __enable_mmu will branch here */ adrp x25, idmap_pg_dir adrp x26, swapper_pg_dir b __cpu_setup ENDPROC(cpu_resume) + .pushsection ".idmap.text", "ax" +_resume_switched: + ldr x8, =_cpu_resume + br x8 +ENDPROC(_resume_switched) + .ltorg + .popsection + ENTRY(_cpu_resume) mrs x1, mpidr_el1 adrp x8, mpidr_hash |