diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2018-03-27 15:01:48 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-03-27 15:44:53 +0300 |
| commit | 8ad33041563a10b34988800c682ada14b2612533 (patch) | |
| tree | ce5e75bd9f22d9b7849f3bfa64a48372e84d5f90 /arch | |
| parent | 77addf6e95c8689e478d607176b399a6242a777e (diff) | |
| download | linux-8ad33041563a10b34988800c682ada14b2612533.tar.xz | |
powerpc/64s: Move cpu_show_meltdown()
This landed in setup_64.c for no good reason other than we had nowhere
else to put it. Now that we have a security-related file, that is a
better place for it so move it.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/security.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup_64.c | 8 |
2 files changed, 11 insertions, 8 deletions
diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index 4ccba00d224c..564e7f182a16 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -5,6 +5,8 @@ // Copyright 2018, Michael Ellerman, IBM Corporation. #include <linux/kernel.h> +#include <linux/device.h> + #include <asm/security_features.h> @@ -13,3 +15,12 @@ unsigned long powerpc_security_features __read_mostly = \ SEC_FTR_L1D_FLUSH_PR | \ SEC_FTR_BNDS_CHK_SPEC_BAR | \ SEC_FTR_FAVOUR_SECURITY; + + +ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, char *buf) +{ + if (rfi_flush) + return sprintf(buf, "Mitigation: RFI Flush\n"); + + return sprintf(buf, "Vulnerable\n"); +} diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 4ec4a27b36a9..7f7621668613 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -934,12 +934,4 @@ static __init int rfi_flush_debugfs_init(void) } device_initcall(rfi_flush_debugfs_init); #endif - -ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, char *buf) -{ - if (rfi_flush) - return sprintf(buf, "Mitigation: RFI Flush\n"); - - return sprintf(buf, "Vulnerable\n"); -} #endif /* CONFIG_PPC_BOOK3S_64 */ |