diff options
| -rw-r--r-- | sys/pc98/pc98/npx.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/pc98/pc98/npx.c b/sys/pc98/pc98/npx.c index 6dbb355ea94fb..0f9a8b59eb9fe 100644 --- a/sys/pc98/pc98/npx.c +++ b/sys/pc98/pc98/npx.c @@ -48,6 +48,7 @@ #include <sys/module.h> #include <sys/sysctl.h> #include <sys/proc.h> +#include <sys/mutex.h> #include <machine/bus.h> #include <sys/rman.h> #ifdef NPX_DEBUG @@ -439,7 +440,8 @@ npx_probe1(dev) if (r == 0) panic("npx: can't get IRQ"); BUS_SETUP_INTR(device_get_parent(dev), - dev, r, INTR_TYPE_MISC, + dev, r, + INTR_TYPE_MISC | INTR_MPSAFE, npx_intr, 0, &intr); if (intr == 0) panic("npx: can't create intr"); @@ -563,7 +565,7 @@ npxexit(p) u_int masked_exceptions; masked_exceptions = PCPU_GET(curpcb)->pcb_savefpu.sv_env.en_cw - &PCPU_GET(curpcb)->pcb_savefpu.sv_env.en_sw & 0x7f; + & PCPU_GET(curpcb)->pcb_savefpu.sv_env.en_sw & 0x7f; /* * Log exceptions that would have trapped with the old * control word (overflow, divide by 0, and invalid operand). @@ -772,6 +774,7 @@ npx_intr(dummy) u_short control; struct intrframe *frame; + mtx_enter(&Giant, MTX_DEF); if (PCPU_GET(npxproc) == NULL || !npx_exists) { printf("npxintr: npxproc = %p, curproc = %p, npx_exists = %d\n", PCPU_GET(npxproc), curproc, npx_exists); @@ -834,6 +837,7 @@ npx_intr(dummy) */ psignal(curproc, SIGFPE); } + mtx_exit(&Giant, MTX_DEF); } /* |