[Xen-devel] Re: [PATCH] PV-GRUB: xfs support

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

Ooops, sorry, a real patch now :)


PV-GRUB: xfs support

i386 doesn't have PAE anyway.

diff -r 562e77f7112f stubdom/grub.patches/99minios
--- a/stubdom/grub.patches/99minios     Thu Jul 10 12:15:55 2008 +0100
+++ b/stubdom/grub.patches/99minios     Thu Jul 10 14:14:55 2008 +0100
@@ -1465,3 +1465,31 @@
  # endif /* SUPPORT_DISKLESS */
  
  static int preset_menu_offset;
+Index: grub/stage2/fsys_xfs.c
+===================================================================
+RCS file: /sources/grub/grub/stage2/fsys_xfs.c,v
+retrieving revision 1.5
+diff -u -p -r1.5 fsys_xfs.c
+--- grub/stage2/fsys_xfs.c     8 May 2005 02:18:14 -0000       1.5
++++ grub/stage2/fsys_xfs.c     10 Jul 2008 13:09:50 -0000
+@@ -101,7 +101,7 @@ static inline __const__ xfs_uint16_t
+ le16 (xfs_uint16_t x)
+ {
+       __asm__("xchgb %b0,%h0" \
+-              : "=q" (x) \
++              : "=Q" (x) \
+               :  "0" (x)); \
+               return x;
+ }
+@@ -109,9 +109,9 @@ le16 (xfs_uint16_t x)
+ static inline __const__ xfs_uint32_t
+ le32 (xfs_uint32_t x)
+ {
+-#if 0
++#if 1
+         /* 386 doesn't have bswap.  */
+-      __asm__("bswap %0" : "=r" (x) : "0" (x));
++      __asm__("bswapl %k0" : "=r" (x) : "0" (x));
+ #else
+       /* This is slower but this works on all x86 architectures.  */
+       __asm__("xchgb %b0, %h0" \

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