Messages in this thread Patch in this message | | | Date | Tue, 8 Apr 2003 01:46:18 +0100 | From | Alan Cox <> | Subject | PATCH: make vm86 machine independant using new headers |
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diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.67/arch/i386/kernel/vm86.c linux-2.5.67-ac1/arch/i386/kernel/vm86.c --- linux-2.5.67/arch/i386/kernel/vm86.c 2003-04-08 00:37:34.000000000 +0100 +++ linux-2.5.67-ac1/arch/i386/kernel/vm86.c 2003-04-03 16:48:45.000000000 +0100 @@ -30,6 +30,7 @@ * */ +#include <linux/config.h> #include <linux/errno.h> #include <linux/interrupt.h> #include <linux/sched.h> @@ -725,7 +726,7 @@ void release_x86_irqs(struct task_struct *task) { int i; - for (i=3; i<16; i++) + for (i = FIRST_VM86_IRQ ; i <= LAST_VM86_IRQ; i++) if (vm86_irqs[i].tsk == task) free_vm86_irq(i); } @@ -735,7 +736,7 @@ int bit; unsigned long flags; - if ( (irqnumber<3) || (irqnumber>15) ) return 0; + if (invalid_vm86_irq(irqnumber)) return 0; if (vm86_irqs[irqnumber].tsk != current) return 0; spin_lock_irqsave(&irqbits_lock, flags); bit = irqbits & (1 << irqnumber); @@ -760,7 +761,7 @@ int irq = irqnumber & 255; if (!capable(CAP_SYS_ADMIN)) return -EPERM; if (!((1 << sig) & ALLOWED_SIGS)) return -EPERM; - if ( (irq<3) || (irq>15) ) return -EPERM; + if (invalid_vm86_irq(irq)) return -EPERM; if (vm86_irqs[irq].tsk) return -EPERM; ret = request_irq(irq, &irq_handler, 0, VM86_IRQNAME, 0); if (ret) return ret; @@ -769,7 +770,7 @@ return irq; } case VM86_FREE_IRQ: { - if ( (irqnumber<3) || (irqnumber>15) ) return -EPERM; + if (invalid_vm86_irq(irqnumber)) return -EPERM; if (!vm86_irqs[irqnumber].tsk) return 0; if (vm86_irqs[irqnumber].tsk != current) return -EPERM; free_vm86_irq(irqnumber); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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