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objtool: Warn on zero-length functions
authorJosh Poimboeuf <jpoimboe@redhat.com>
Thu, 18 Jul 2019 01:36:49 +0000 (20:36 -0500)
committerThomas Gleixner <tglx@linutronix.de>
Thu, 18 Jul 2019 19:01:07 +0000 (21:01 +0200)
commitdae56dddc0d136614508c359942a724a10b6cda4
treebd51bf0c1091f2620f5adb159b194948fa73f433tree | snapshot
parent901c156fbe5bcd6775441fd5c407f1daf2e557b3commit | diff
objtool: Warn on zero-length functions

All callable functions should have an ELF size.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Nick Desaulniers <ndesaulniers@google.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/03d429c4fa87829c61c5dc0e89652f4d9efb62f1.1563413318.git.jpoimboe@redhat.com
tools/objtool/check.c diff | blob | history
Linux Kernel Source Tree.