diff options
Diffstat (limited to 'sysdeps/x86/cpu-tunables.c')
| -rw-r--r-- | sysdeps/x86/cpu-tunables.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sysdeps/x86/cpu-tunables.c b/sysdeps/x86/cpu-tunables.c index 3423176..74cd5b9 100644 --- a/sysdeps/x86/cpu-tunables.c +++ b/sysdeps/x86/cpu-tunables.c @@ -96,7 +96,7 @@ TUNABLE_CALLBACK (set_hwcaps) (tunable_val_t *valp) GLIBC_TUNABLES=glibc.cpu.hwcaps=-xxx,yyy,-zzz,.... can be used to enable CPU/ARCH feature yyy, disable CPU/ARCH feature - yyy and zzz, where the feature name is case-sensitive and has to + xxx and zzz, where the feature name is case-sensitive and has to match the ones in cpu-features.h. It can be used by glibc developers to tune for a new processor or override the IFUNC selection to improve performance for a particular workload. @@ -164,6 +164,8 @@ TUNABLE_CALLBACK (set_hwcaps) (tunable_val_t *valp) /* Update xsave_state_size to XSAVE state size. */ cpu_features->xsave_state_size = cpu_features->xsave_state_full_size; + _dl_x86_features_tlsdesc_state_size + = cpu_features->xsave_state_full_size; CPU_FEATURE_UNSET (cpu_features, XSAVEC); } } |