hi all:
I'm complie the kernel.I do it by:
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make V=1
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the error messages is:
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(cat /dev/null; ) > fs/sysfs/modules.order
gcc -Wp,-MD,fs/.mbcache.o.d -nostdinc -isystem /usr/lib/gcc/x86_64-redhat-linux/4.1.2/include -I/opt/lx/kernel/kernel_test/kernel/linux/arch/x86/include -Iarch/x86/include/generated -Iinclude -I/opt/lx/kernel/kernel_test/kernel/linux/arch/x86/include/uapi -Iarch/x86/include/generated/uapi -I/opt/lx/kernel/kernel_test/kernel/linux/include/uapi -Iinclude/generated/uapi -include /opt/lx/kernel/kernel_test/kernel/linux/include/linux/kconfig.h -D__KERNEL__ -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -Os -m64 -mno-mmx -mno-sse -mno-80387 -mno-fp-ret-in-387 -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -maccumulate-outgoing-args -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_CRC32=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fno-stack-protector -fomit-frame-pointer -g -Wdeclaration-after-statement -Wno-pointer-sign -D"KBUILD_STR(s)=#s" -D"KBUILD_BASENAME=KBUILD_STR(mbcache)" -D"KBUILD_MODNAME=KBUILD_STR(mbcache)" -c -o fs/.tmp_mbcache.o fs/mbcache.c
fs/mbcache.c: In function ‘__spin_lock_mb_cache_entry’:
fs/mbcache.c:134: error: SSE register return with SSE disabled
make[1]: *** [fs/mbcache.o] Error 1
make: *** [fs] Error 2
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I know beacause I use the gcc complie optaions of "-mmo-sse", the SSE is disables.
The branch is:
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How to fix it? Thank you
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