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Some hypervisors support Arch LBR, but without the LBR XSAVE support. The current Arch LBR init code prints a warning when the xsave size (0) is unexpected. Avoid printing the warning for the "no LBR XSAVE" case. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20211215204029.150686-1-ak@linux.intel.com |
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amd | ||
intel | ||
zhaoxin | ||
core.c | ||
Kconfig | ||
Makefile | ||
msr.c | ||
perf_event.h | ||
probe.c | ||
probe.h | ||
rapl.c |