x86, realmode: Allow absolute pa_* symbols in the realmode code

Allow pa_* symbols to be absolute (outside any section) in the
realmode linker script.  Some versions of GNU ld are known to be
unhappy about symbols defined in a section that is otherwise empty.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Link: http://lkml.kernel.org/r/1336501366-28617-9-git-send-email-jarkko.sakkinen@intel.com
This commit is contained in:
H. Peter Anvin 2012-05-08 21:22:31 +03:00
Родитель f156ffc439
Коммит 2a6de3148c
1 изменённых файлов: 7 добавлений и 0 удалений

Просмотреть файл

@ -61,6 +61,13 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
static const char * const sym_regex_realmode[S_NSYMTYPES] = {
/*
* These symbols are known to be relative, even if the linker marks them
* as absolute (typically defined outside any section in the linker script.)
*/
[S_REL] =
"^pa_",
/*
* These are 16-bit segment symbols when compiling 16-bit code.
*/