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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /arch/arm/lib/csumpartialcopyuser.S | |
parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/arm/lib/csumpartialcopyuser.S')
-rw-r--r-- | arch/arm/lib/csumpartialcopyuser.S | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/lib/csumpartialcopyuser.S b/arch/arm/lib/csumpartialcopyuser.S index 1d0957e61..1712f132b 100644 --- a/arch/arm/lib/csumpartialcopyuser.S +++ b/arch/arm/lib/csumpartialcopyuser.S @@ -17,6 +17,19 @@ .text +#ifdef CONFIG_CPU_SW_DOMAIN_PAN + .macro save_regs + mrc p15, 0, ip, c3, c0, 0 + stmfd sp!, {r1, r2, r4 - r8, ip, lr} + uaccess_enable ip + .endm + + .macro load_regs + ldmfd sp!, {r1, r2, r4 - r8, ip, lr} + mcr p15, 0, ip, c3, c0, 0 + ret lr + .endm +#else .macro save_regs stmfd sp!, {r1, r2, r4 - r8, lr} .endm @@ -24,6 +37,7 @@ .macro load_regs ldmfd sp!, {r1, r2, r4 - r8, pc} .endm +#endif .macro load1b, reg1 ldrusr \reg1, r0, 1 |