Commit 406d2b6a authored by Diana Craciun's avatar Diana Craciun Committed by Michael Ellerman

powerpc/64: Make meltdown reporting Book3S 64 specific

In a subsequent patch we will enable building security.c for Book3E.
However the NXP platforms are not vulnerable to Meltdown, so make the
Meltdown vulnerability reporting PPC_BOOK3S_64 specific.
Signed-off-by: default avatarDiana Craciun <diana.craciun@nxp.com>
[mpe: Split out of larger patch]
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent af375eef
...@@ -92,6 +92,7 @@ static __init int barrier_nospec_debugfs_init(void) ...@@ -92,6 +92,7 @@ static __init int barrier_nospec_debugfs_init(void)
device_initcall(barrier_nospec_debugfs_init); device_initcall(barrier_nospec_debugfs_init);
#endif /* CONFIG_DEBUG_FS */ #endif /* CONFIG_DEBUG_FS */
#ifdef CONFIG_PPC_BOOK3S_64
ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, char *buf) ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, char *buf)
{ {
bool thread_priv; bool thread_priv;
...@@ -124,6 +125,7 @@ ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, cha ...@@ -124,6 +125,7 @@ ssize_t cpu_show_meltdown(struct device *dev, struct device_attribute *attr, cha
return sprintf(buf, "Vulnerable\n"); return sprintf(buf, "Vulnerable\n");
} }
#endif
ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, char *buf) ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, char *buf)
{ {
......
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