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Diffstat (limited to 'sysdeps/powerpc/fpu/fe_nomask.c')
-rw-r--r--sysdeps/powerpc/fpu/fe_nomask.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/powerpc/fpu/fe_nomask.c b/sysdeps/powerpc/fpu/fe_nomask.c
index ba45d85709..3cccee1d06 100644
--- a/sysdeps/powerpc/fpu/fe_nomask.c
+++ b/sysdeps/powerpc/fpu/fe_nomask.c
@@ -20,8 +20,9 @@
#include <fenv.h>
#include <errno.h>
-/* This is presently a stub, until it's decided how the kernels should
- support this. */
+/* This is a generic stub. An OS specific override is required to set
+ the FE0/FE1 bits in the MSR. MSR update is privileged, so this will
+ normally involve a syscall. */
const fenv_t *
__fe_nomask_env(void)