writeback: fix race that cause writeback hung

[cascardo/linux.git] / Makefile

diff --git a/Makefile b/Makefile
index fe8204b..a42f26a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -794,10 +794,13 @@ PHONY += $(vmlinux-dirs)
 $(vmlinux-dirs): prepare scripts
        $(Q)$(MAKE) $(build)=$@
 
+define filechk_kernel.release
+       echo "$(KERNELVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))"
+endef
+
 # Store (new) KERNELRELEASE string in include/config/kernel.release
 include/config/kernel.release: include/config/auto.conf FORCE
-       $(Q)rm -f $@
-       $(Q)echo "$(KERNELVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))" > $@
+       $(call filechk,kernel.release)
 
 
 # Things we need to do before we recursively start building the kernel