objtool: Add asm version of STACK_FRAME_NON_STANDARD
commit 081df94301
upstream.
To be used for adding asm functions to the ignore list. The "aw" is
needed to help the ELF section metadata match GCC-created sections.
Otherwise the linker creates duplicate sections instead of combining
them.
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/8faa476f9a5ac89af27944ec184c89f95f3c6c49.1611263462.git.jpoimboe@redhat.com
Signed-off-by: Daniel Sneddon <daniel.sneddon@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
bb5fb12c50
commit
1a038ea9f9
|
@ -141,6 +141,12 @@ struct unwind_hint {
|
|||
.popsection
|
||||
.endm
|
||||
|
||||
.macro STACK_FRAME_NON_STANDARD func:req
|
||||
.pushsection .discard.func_stack_frame_non_standard, "aw"
|
||||
.long \func - .
|
||||
.popsection
|
||||
.endm
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
|
||||
#else /* !CONFIG_STACK_VALIDATION */
|
||||
|
@ -158,6 +164,8 @@ struct unwind_hint {
|
|||
.endm
|
||||
.macro ANNOTATE_NOENDBR
|
||||
.endm
|
||||
.macro STACK_FRAME_NON_STANDARD func:req
|
||||
.endm
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_STACK_VALIDATION */
|
||||
|
|
|
@ -141,6 +141,12 @@ struct unwind_hint {
|
|||
.popsection
|
||||
.endm
|
||||
|
||||
.macro STACK_FRAME_NON_STANDARD func:req
|
||||
.pushsection .discard.func_stack_frame_non_standard, "aw"
|
||||
.long \func - .
|
||||
.popsection
|
||||
.endm
|
||||
|
||||
#endif /* __ASSEMBLY__ */
|
||||
|
||||
#else /* !CONFIG_STACK_VALIDATION */
|
||||
|
@ -158,6 +164,8 @@ struct unwind_hint {
|
|||
.endm
|
||||
.macro ANNOTATE_NOENDBR
|
||||
.endm
|
||||
.macro STACK_FRAME_NON_STANDARD func:req
|
||||
.endm
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_STACK_VALIDATION */
|
||||
|
|
Loading…
Reference in New Issue