Messages in this thread | | | Date | Thu, 30 Apr 2020 19:28:58 -0500 | From | Josh Poimboeuf <> | Subject | Re: Remaining randconfig objtool warnings, linux-next-20200428 |
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On Thu, Apr 30, 2020 at 04:05:07PM +0200, Arnd Bergmann wrote: > lib/locking-selftest.o: warning: objtool: locking_selftest()+0x117f: PUSHF stack exhausted > lib/locking-selftest.o: warning: objtool: ww_tests()+0x1083: PUSHF stack exhausted
Peter,
These functions have a bunch of irqs_disabled() checks, which means a bunch of PUSHFs with no POPFs.
Am I reading it correctly that objtool assumes PUSHF is always paired with POPF? irqs_disabled() doesn't do that.
-- Josh
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