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Date: Fri, 15 Jan 2021 09:43:42 +0530 From: Viresh Kumar <viresh.kumar@...aro.org> To: Linus Torvalds <torvalds@...ux-foundation.org>, Robert Richter <rric@...nel.org>, Michael Ellerman <mpe@...erman.id.au>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Paul Mackerras <paulus@...ba.org>, Arnd Bergmann <arnd@...db.de>, Jeremy Kerr <jk@...abs.org> Cc: Vincent Guittot <vincent.guittot@...aro.org>, Arnd Bergmann <arnd@...nel.org>, oprofile-list@...ts.sf.net, William Cohen <wcohen@...hat.com>, Alexander Viro <viro@...iv.linux.org.uk>, anmar.oueja@...aro.org, Christoph Hellwig <hch@...radead.org>, linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 10/18] arch: powerpc: Stop building and using oprofile On 14-01-21, 17:05, Viresh Kumar wrote: > The "oprofile" user-space tools don't use the kernel OPROFILE support > any more, and haven't in a long time. User-space has been converted to > the perf interfaces. > > This commits stops building oprofile for powerpc and removes any > reference to it from directories in arch/powerpc/ apart from > arch/powerpc/oprofile, which will be removed in the next commit (this is > broken into two commits as the size of the commit became very big, ~5k > lines). > > Note that the member "oprofile_cpu_type" in "struct cpu_spec" isn't > removed as it was also used by other parts of the code. > > Suggested-by: Christoph Hellwig <hch@...radead.org> > Suggested-by: Linus Torvalds <torvalds@...ux-foundation.org> > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org> + this to fix a warning: diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c index 466006918003..ce52b87496d2 100644 --- a/arch/powerpc/platforms/cell/spufs/run.c +++ b/arch/powerpc/platforms/cell/spufs/run.c @@ -353,7 +353,6 @@ static int spu_process_callback(struct spu_context *ctx) long spufs_run_spu(struct spu_context *ctx, u32 *npc, u32 *event) { int ret; - struct spu *spu; u32 status; if (mutex_lock_interruptible(&ctx->run_mutex)) @@ -386,7 +385,6 @@ long spufs_run_spu(struct spu_context *ctx, u32 *npc, u32 *event) mutex_lock(&ctx->state_mutex); break; } - spu = ctx->spu; if (unlikely(test_and_clear_bit(SPU_SCHED_NOTIFY_ACTIVE, &ctx->sched_flags))) { if (!(status & SPU_STATUS_STOPPED_BY_STOP)) -- viresh
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