linux-rp-2.6.23: fix compilation with gcc-4.3
authorAndrea Adami <andrea.adami@gmail.com>
Sat, 30 May 2009 22:50:23 +0000 (00:50 +0200)
committerAndrea Adami <andrea.adami@gmail.com>
Sat, 30 May 2009 23:23:02 +0000 (01:23 +0200)
Since some architectures don't support __udivdi3().

Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
recipes/linux/linux-rp-2.6.23/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch [new file with mode: 0644]
recipes/linux/linux-rp_2.6.23.bb

diff --git a/recipes/linux/linux-rp-2.6.23/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch b/recipes/linux/linux-rp-2.6.23/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch
new file mode 100644 (file)
index 0000000..7e847d6
--- /dev/null
@@ -0,0 +1,15 @@
+Index: linux-2.6.23/include/linux/time.h
+===================================================================
+--- a/include/linux/time.h
++++ b/include/linux/time.h
+@@ -172,6 +172,10 @@ static inline void timespec_add_ns(struct timespec *a, u64 ns)
+ {
+       ns += a->tv_nsec;
+       while(unlikely(ns >= NSEC_PER_SEC)) {
++              /* The following asm() prevents the compiler from
++               * optimising this loop into a modulo operation.  */
++              asm("" : "+r"(ns));
++
+               ns -= NSEC_PER_SEC;
+               a->tv_sec++;
+       }
index 2293eea..460ac53 100644 (file)
@@ -1,6 +1,6 @@
 require linux-rp.inc
 
-PR = "r35"
+PR = "r36"
 
 # Handy URLs
 # git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git;protocol=git;tag=ef7d1b244fa6c94fb76d5f787b8629df64ea4046
@@ -14,6 +14,7 @@ PR = "r35"
 # Patches submitted upstream are towards top of this list 
 # Hacks should clearly named and at the bottom
 SRC_URI = "${KERNELORG_MIRROR}/pub/linux/kernel/v2.6/linux-2.6.23.tar.bz2 \
+          file://0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch;patch=1 \
            ${RPSRC}/pxa25x_suspend_fixes-r0.patch;patch=1;status=merged \
            ${RPSRC}/lzo_jffs2-r3.patch;patch=1;status=merged \
            ${RPSRC}/lzo_jffs2_lzomode-r1.patch;patch=1;status=merged \