UPSTREAM: compiler: remove CONFIG_OPTIMIZE_INLINING entirely

Commit ac7c3e4ff401 ("compiler: enable CONFIG_OPTIMIZE_INLINING
forcibly") made this always-on option. We released v5.4 and v5.5
including that commit.

Remove the CONFIG option and clean up the code now.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Miller <davem@davemloft.net>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20200220110807.32534-2-masahiroy@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit 889b3c1245de48ed0cacf7aebb25c489d3e4a3e9)

BUG=b:232779979
TEST=Compile

Signed-off-by: Aashish Sharma <shraash@google.com>
Change-Id: I37c36a80401687266679c4fa0740aee383bcc6d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/3656981
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
5 files changed