提交 e2bb9fab 编写于 作者: K Kan Liang 提交者: Peter Zijlstra

perf/x86/intel/uncore: Fix invalid unit check

The uncore unit with the type ID 0 and the unit ID 0 is missed.

The table3 of the uncore unit maybe 0. The
uncore_discovery_invalid_unit() mistakenly treated it as an invalid
value.

Remove the !unit.table3 check.

Fixes: edae1f06 ("perf/x86/intel/uncore: Parse uncore discovery tables")
Signed-off-by: NKan Liang <kan.liang@linux.intel.com>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: NAndi Kleen <ak@linux.intel.com>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/1629991963-102621-3-git-send-email-kan.liang@linux.intel.com
上级 496a18f0
...@@ -30,7 +30,7 @@ ...@@ -30,7 +30,7 @@
#define uncore_discovery_invalid_unit(unit) \ #define uncore_discovery_invalid_unit(unit) \
(!unit.table1 || !unit.ctl || !unit.table3 || \ (!unit.table1 || !unit.ctl || \
unit.table1 == -1ULL || unit.ctl == -1ULL || \ unit.table1 == -1ULL || unit.ctl == -1ULL || \
unit.table3 == -1ULL) unit.table3 == -1ULL)
......
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