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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240417-fix_nosmp_icache-v1-1-921a3c07d4ce@rivosinc.com> X-B4-Tracking: v=1; b=H4sIABxgIGYC/x2MwQqDMBAFf0X23GC02kJ/pRSJ64vuoYnsFhHEf zf0ODAzBxlUYPSqDlJsYpJTgeZWES8hzXAyFabWt53vmqeLsg8p23cdhAMvcD7y/REQ4oieSrY qivNfvknFeKtjVpew/+hznhcIWRdpcgAAAA== To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Atish Patra , Samuel Holland , Alexandre Ghiti Cc: Palmer Dabbelt , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Charlie Jenkins , kernel test robot X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1713397789; l=1366; i=charlie@rivosinc.com; s=20231120; h=from:subject:message-id; bh=QOeEbZPIOXSFim7lsiz0WmrK/rdPihErm3BmndcXrBk=; b=MD96CDgWAywUmAiDDGjPnD1xMLhEG+ivBh9UezqhJGdfkpsEq6o7FnPPrw3xBGmVDL6+VzUzS ld/hGTyVCvTDoy9EAOBkddn8mzifBpZxFpe4aLic1QyFonX9klAMgYv X-Developer-Key: i=charlie@rivosinc.com; a=ed25519; pk=t4RSWpMV1q5lf/NWIeR9z58bcje60/dbtxxmoSfBEcs= GCC tries to compile the static function set_icache_stale_mask() even when there are no callers. Guard the function with #ifdef CONFIG_SMP. Signed-off-by: Charlie Jenkins Fixes: 383289e4b071 ("riscv: Include riscv_set_icache_flush_ctx prctl") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202404180621.qG7A9Tk0-lkp@int= el.com/ --- Since this is just in for-next Palmer do you want to squash this onto the commit that introduced this 383289e4b071? --- arch/riscv/mm/cacheflush.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c index 3b03534e57b4..3ef666c7dfc7 100644 --- a/arch/riscv/mm/cacheflush.c +++ b/arch/riscv/mm/cacheflush.c @@ -154,6 +154,7 @@ void __init riscv_init_cbo_blocksizes(void) riscv_cboz_block_size =3D cboz_block_size; } =20 +#ifdef CONFIG_SMP static void set_icache_stale_mask(void) { cpumask_t *mask; @@ -171,6 +172,7 @@ static void set_icache_stale_mask(void) cpumask_setall(mask); cpumask_assign_cpu(smp_processor_id(), mask, stale_cpu); } +#endif =20 /** * riscv_set_icache_flush_ctx() - Enable/disable icache flushing instructi= ons in --- base-commit: a76716f0ec75b9e7ac62d30854d690044c857684 change-id: 20240417-fix_nosmp_icache-0fc36aeafbe5 --=20 - Charlie