Commit de6fbced authored by Sathvika Vasireddy's avatar Sathvika Vasireddy Committed by Michael Ellerman
Browse files

objtool: Read special sections with alts only when specific options are selected 



Call add_special_section_alts() only when stackval or orc or uaccess or
noinstr options are passed to objtool.

Tested-by: default avatarNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Reviewed-by: default avatarNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Reviewed-by: default avatarChristophe Leroy <christophe.leroy@csgroup.eu>
Acked-by: default avatarJosh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: default avatarSathvika Vasireddy <sv@linux.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221114175754.1131267-13-sv@linux.ibm.com
parent 280981d6

tools/objtool/check.c

+5 −3
Original line number Diff line number Diff line
@@ -2392,9 +2392,11 @@ static int decode_sections(struct objtool_file *file) 
	 * Must be before add_jump_destinations(), which depends on 'func'

	 * being set for alternatives, to enable proper sibling call detection.

	 */

	if (opts.stackval || opts.orc || opts.uaccess || opts.noinstr) {

		ret = add_special_section_alts(file);

		if (ret)

			return ret;

	}



	ret = add_jump_destinations(file);

	if (ret)