Commit 66d8e646 authored Jan 26, 2024 by Kunwu Chan Committed by Michael Ellerman May 07, 2024

powerpc/cell: Code cleanup for spufs_mfc_flush



This part was commented from commit a33a7d73
("[PATCH] spufs: implement mfc access for PPE-side DMA")
in about 18 years before.

If there are no plans to enable this part code in the future,
we can remove this dead code.

Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Suggested-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240126021258.574916-1-chentao@kylinos.cn

parent f3560a2b

arch/powerpc/platforms/cell/spufs/file.c

+4 −16

Original line number	Diff line number	Diff line
		@@ -1704,23 +1704,11 @@ static int spufs_mfc_flush(struct file *file, fl_owner_t id)

		ret = spu_acquire(ctx);
		if (ret)
		goto out;
		#if 0
		/* this currently hangs */
		ret = spufs_wait(ctx->mfc_wq,
		ctx->ops->set_mfc_query(ctx, ctx->tagwait, 2));
		if (ret)
		goto out;
		ret = spufs_wait(ctx->mfc_wq,
		ctx->ops->read_mfc_tagstatus(ctx) == ctx->tagwait);
		if (ret)
		goto out;
		#else
		ret = 0;
		#endif
		spu_release(ctx);
		out:
		return ret;

		spu_release(ctx);

		return 0;
		}

		static int spufs_mfc_fsync(struct file *file, loff_t start, loff_t end, int datasync)