linux-3.0: Fix perf compile failure with eglibc 2.15

There is a conflict with eglibc headers since
new headers added the defines that compiler.h
was redefining without undefining them

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Acked-by: Denys Dmytriyenko <denys@ti.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

recipes-kernel/linux/linux_3.0.bb

@@ -10,7 +10,7 @@ PV = "3.0.17"
 SRCREV_pn-${PN} = "e9d23be2708477feeaec78e707c80441520c1ef6"
 
 # The main PR is now using MACHINE_KERNEL_PR, for omap3 see conf/machine/include/omap3.inc
-MACHINE_KERNEL_PR_append = "a"
+MACHINE_KERNEL_PR_append = "b"
 
 FILESPATH =. "${FILE_DIRNAME}/linux-3.0:${FILE_DIRNAME}/linux-3.0/${MACHINE}:"
 
@@ -221,6 +221,8 @@ SRC_URI += "git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.gi
             \
             file://omap4/0001-OMAP-Fix-linking-error-in-twl-common.c-for-OMAP2-3-4.patch \
             \
+            file://misc/0001-compiler.h-Undef-before-redefining-__attribute_const.patch \
+            \
             file://defconfig"
 
 SRC_URI_append_beagleboard = " file://logo_linux_clut224.ppm \