[PATCH] KVM: selftest: Define _GNU_SOURCE for all selftests code

[Sean Christopherson]

On Tue, 23 Apr 2024 12:03:08 -0700, Sean Christopherson wrote:
> Define _GNU_SOURCE is the base CFLAGS instead of relying on selftests to
> manually #define _GNU_SOURCE, which is repetitive and error prone.  E.g.
> kselftest_harness.h requires _GNU_SOURCE for asprintf(), but if a selftest
> includes kvm_test_harness.h after stdio.h, the include guards result in
> the effective version of stdio.h consumed by kvm_test_harness.h not
> defining asprintf():
> 
> [...]

Applied to kvm-x86 selftests_utils, thanks!

[1/1] KVM: selftest: Define _GNU_SOURCE for all selftests code
      https://github.com/kvm-x86/linux/commit/730cfa45b5f4

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https://github.com/kvm-x86/linux/tree/next