diff options
Diffstat (limited to 'sys/i386/isa/npx.c')
| -rw-r--r-- | sys/i386/isa/npx.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/i386/isa/npx.c b/sys/i386/isa/npx.c index 7c6c4f0..a729e0f 100644 --- a/sys/i386/isa/npx.c +++ b/sys/i386/isa/npx.c @@ -796,6 +796,8 @@ npx_intr(dummy) int npxdna() { + int s; + if (!npx_exists) return (0); if (PCPU_GET(npxproc) != NULL) { @@ -803,6 +805,8 @@ npxdna() PCPU_GET(npxproc), curproc); panic("npxdna"); } + s = save_intr(); + disable_intr(); stop_emulating(); /* * Record new context early in case frstor causes an IRQ13. @@ -822,6 +826,7 @@ npxdna() * first FPU instruction after a context switch. */ frstor(&PCPU_GET(curpcb)->pcb_savefpu); + restore_intr(s); return (1); } |
