Natasha Jarymowycz
2005-Jul-12 17:16 UTC
[Xen-devel] [PATCH] Fix NR_PIRQS to be the same in Xen and Linux
In linux-2.6-xen-sparse/include/asm-xen/asm-i386/mach-xen/irq_vectors.h,
NR_PIRQS is 256. But in Xen NR_PIRQS is defined to be only 128. This
patch ups the number in Xen to 256.
Signed-off-by: Natasha Jarymowycz <natasha@us.ibm.com>
diff -Nrup mercurial/xen/include/xen/sched.h
mercurial.patched/xen/include/xen/sched.h
--- mercurial/xen/include/xen/sched.h 2005-07-05 11:05:47.000000000 -0500
+++ mercurial.patched/xen/include/xen/sched.h 2005-07-12 10:33:28.000000000
-0500
@@ -122,7 +122,7 @@ struct domain
* domain''s event-channel spinlock. Read accesses can also
synchronise on
* the lock, but races don''t usually matter.
*/
-#define NR_PIRQS 128 /* Put this somewhere sane! */
+#define NR_PIRQS 256 /* Put this somewhere sane! */
u16 pirq_to_evtchn[NR_PIRQS];
u32 pirq_mask[NR_PIRQS/32];
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David Hopwood
2005-Jul-13 00:54 UTC
Re: [Xen-devel] [PATCH] Fix NR_PIRQS to be the same in Xen and Linux
Natasha Jarymowycz wrote:> In linux-2.6-xen-sparse/include/asm-xen/asm-i386/mach-xen/irq_vectors.h, > NR_PIRQS is 256. But in Xen NR_PIRQS is defined to be only 128. This > patch ups the number in Xen to 256.[...]> -#define NR_PIRQS 128 /* Put this somewhere sane! */ > +#define NR_PIRQS 256 /* Put this somewhere sane! */Like the comment says, shouldn''t it be put somewhere so that both XenLinux and Xen will pick up the definition? -- David Hopwood <david.nospam.hopwood@blueyonder.co.uk> _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel