On 2/22/21 6:42 PM, Stephen Rothwell wrote: > Hi all, > > After merging the block tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: > > fs/io_uring.c: In function 'io_sq_thread': > fs/io_uring.c:6787:3: error: implicit declaration of function 'io_ctx_disable_sqo_submit' [-Werror=implicit-function-declaration] > 6787 | io_ctx_disable_sqo_submit(ctx); > | ^~~~~~~~~~~~~~~~~~~~~~~~~ > > Caused by commit > > a6afa091d06a ("io_uring: move SQPOLL thread io-wq forked worker") > > I have used the block tree from next-20210222 for today. You got very unlucky, that bad commit only lasted for about 1-2 min. -- Jens Axboe