平臺:ubuntu10.04
編譯2.6.38內核的時候發現了這個情況:
arch/x86/kernel/entry_32.S: Assembler messages:
arch/x86/kernel/entry_32.S:1422: Error: .size expression for apf_page_fault does not evaluate to a constantmake[2]: *** [arch/x86/kernel/entry_32.o] 錯誤 1
make[1]: *** [arch/x86/kernel] 錯誤 2
make: *** [arch/x86] 錯誤 2
解決辦法:
修改兩處:
- --- entry_32.S.original 2011-03-18 08:21:51.000000000 -0400
+++ entry_32.S 2011-03-20 10:37:00.000000000 -0400
@@ -343,7 +343,7 @@
# int/exception return?
jne work_pending
jmp restore_all
- -END(ret_from_exception)
+END(resume_userspace)
#ifdef CONFIG_PREEMPT
ENTRY(resume_kernel)
@@ -1413,7 +1413,7 @@
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
- -END(apf_page_fault)
+END(async_page_fault)
#endif
說明:其中帶--號的END爲要去除的行
帶+號的END爲要加入的行
參考網址:
http://bbs.chinaunix.net/thread-3602662-1-1.html
https://lkml.org/lkml/2011/3/20/49