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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2010-08-22 00:23:50 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2010-08-22 00:23:50 +0200
commite6a0432b5b92b507970e3a6d2302c94a3a389519 (patch)
tree24079a4bd800fc66f41115d05a9fd4c377f11f8b
parent91e3fde091fb809ea9e14c5b7a752ad5270471b6 (diff)
Disable 4gb segment emulation notification on first notification
i386/i386/trap.c [MACH_XEN] (user_trap): Disable VMASST_TYPE_4gb_segments_notify on trap 15.
-rw-r--r--i386/i386/trap.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/i386/i386/trap.c b/i386/i386/trap.c
index 1527fee..a0cebcb 100644
--- a/i386/i386/trap.c
+++ b/i386/i386/trap.c
@@ -531,8 +531,10 @@ printf("user trap %d error %d sub %08x\n", type, code, subcode);
{
static unsigned count = 0;
if (!count) {
- printf("4gb segment access, probably from TLS use, please use a Xenified libc package (i.e. with the nosegneg option)\n");
count = 1;
+ printf("4gb segment access, probably from TLS use, please use a Xenified libc package (i.e. with the nosegneg option)\n");
+ if (hyp_vm_assist(VMASST_CMD_disable, VMASST_TYPE_4gb_segments_notify))
+ panic("couldn't disable 4gb segments vm assist notify");
}
return 0;
}