Displaying 2 results from an estimated 2 matches for "identity_mapped_irq".
2008 Oct 02
0
[PATCH] linux: restrict IRQ probing
...= 0;
- irq_desc[i].status = IRQ_DISABLED;
+ irq_desc[i].status = IRQ_DISABLED|IRQ_NOPROBE;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
irq_desc[i].chip = &dynirq_type;
@@ -1196,6 +1105,8 @@ void __init xen_init_IRQ(void)
#endif
irq_desc[i].status = IRQ_DISABLED;
+ if (!identity_mapped_irq(i))
+ irq_desc[i].status |= IRQ_NOPROBE;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
irq_desc[i].chip = &pirq_type;
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2008 Nov 13
69
[PATCH 00 of 38] xen: add more Xen dom0 support
Hi Ingo,
Here''s the chunk of patches to add Xen Dom0 support (it''s probably
worth creating a new xen/dom0 topic branch for it).
A dom0 Xen domain is basically the same as a normal domU domain, but
it has extra privileges to directly access hardware. There are two
issues to deal with:
- translating to and from the domain''s pseudo-physical addresses and
real machine