vmlinux.lds.h: Allow architectures to add sections to the front of .bss

Follow-on MIPS patch will put an object here that needs 64K alignment
to minimize padding.

For those architectures that don't define BSS_FIRST_SECTIONS, there is
no change.

Signed-off-by: David Daney <[email protected]>
Cc: [email protected]
Cc: [email protected],
Cc: [email protected]
Acked-by: Arnd Bergmann <[email protected]>
Patchwork: https://patchwork.linux-mips.org/patch/4221/
Signed-off-by: Ralf Baechle <[email protected]>
1 file changed