summaryrefslogtreecommitdiffstats
path: root/lib/libpthread/arch/i386/include/pthread_md.h
diff options
context:
space:
mode:
authorpeter <peter@FreeBSD.org>2004-11-06 03:35:51 +0000
committerpeter <peter@FreeBSD.org>2004-11-06 03:35:51 +0000
commit09f7cb0cecca520d07df899f6b877af03bf785dc (patch)
treee98ec8d6e7236a74f53ac5a0e96a16a7b62cb89b /lib/libpthread/arch/i386/include/pthread_md.h
parent1028f02dbd2f69077dfa64d7eb25bae225e0bf93 (diff)
downloadFreeBSD-src-09f7cb0cecca520d07df899f6b877af03bf785dc.zip
FreeBSD-src-09f7cb0cecca520d07df899f6b877af03bf785dc.tar.gz
i386_set_ldt() is not available when running 32 bit binaries on amd64
kernels. Use the recently exposed direct-set routines instead. This is only activated for when we compile i386 support libraries on amd64.
Diffstat (limited to 'lib/libpthread/arch/i386/include/pthread_md.h')
-rw-r--r--lib/libpthread/arch/i386/include/pthread_md.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/libpthread/arch/i386/include/pthread_md.h b/lib/libpthread/arch/i386/include/pthread_md.h
index da97c5c..92d4275 100644
--- a/lib/libpthread/arch/i386/include/pthread_md.h
+++ b/lib/libpthread/arch/i386/include/pthread_md.h
@@ -32,7 +32,9 @@
#define _PTHREAD_MD_H_
#include <stddef.h>
+#include <sys/types.h>
#include <sys/kse.h>
+#include <machine/sysarch.h>
#include <ucontext.h>
extern int _thr_setcontext(mcontext_t *, intptr_t, intptr_t *);
@@ -150,10 +152,15 @@ void _kcb_dtor(struct kcb *);
static __inline void
_kcb_set(struct kcb *kcb)
{
+#ifndef COMPAT_32BIT
int val;
val = (kcb->kcb_ldt << 3) | 7;
__asm __volatile("movl %0, %%gs" : : "r" (val));
+#else
+ _amd64_set_gsbase(kcb);
+#endif
+
}
/* Get the current kcb. */
OpenPOWER on IntegriCloud