cleanup the RAID5 XOR library v2 · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 01/27] xor: assert that xor_blocks is not from preemptible user context · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 02/27] arm/xor: remove in_interrupt() handling · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 03/27] um/xor: cleanup xor.h · Christoph Hellwig <hch@lst.de> · 2026-03-11
Re: [PATCH 03/27] um/xor: cleanup xor.h · Richard Weinberger <richard@nod.at> · 2026-03-11
[PATCH 04/27] xor: move to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 05/27] xor: small cleanups · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 06/27] xor: cleanup registration and probing · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 07/27] xor: split xor.h · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 08/27] xor: remove macro abuse for XOR implementation registrations · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 09/27] xor: move generic implementations out of asm-generic/xor.h · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 10/27] alpha: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
Re: [PATCH 10/27] alpha: move the XOR code to lib/raid/ · Magnus Lindholm <linmag7@gmail.com> · 2026-03-16
[PATCH 11/27] arm: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 12/27] arm64: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 13/27] loongarch: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 14/27] powerpc: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 15/27] riscv: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 16/27] sparc: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 17/27] s390: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 18/27] x86: move the XOR code to lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 19/27] xor: avoid indirect calls for arm64-optimized ops · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 20/27] xor: make xor.ko self-contained in lib/raid/ · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 21/27] xor: add a better public API · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 22/27] async_xor: use xor_gen · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 23/27] btrfs: use xor_gen · Christoph Hellwig <hch@lst.de> · 2026-03-11
Re: [PATCH 23/27] btrfs: use xor_gen · David Sterba <hidden> · 2026-03-12
[PATCH 24/27] xor: pass the entire operation to the low-level ops · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 25/27] xor: use static_call for xor_gen · Christoph Hellwig <hch@lst.de> · 2026-03-11
[PATCH 26/27] random: factor out a __limit_random_u32_below helper · Christoph Hellwig <hch@lst.de> · 2026-03-11
Re: [PATCH 26/27] random: factor out a __limit_random_u32_below helper · Eric Biggers <ebiggers@kernel.org> · 2026-03-11
Re: [PATCH 26/27] random: factor out a __limit_random_u32_below helper · David Laight <hidden> · 2026-03-12
Re: [PATCH 26/27] random: factor out a __limit_random_u32_below helper · "Jason A. Donenfeld" <Jason@zx2c4.com> · 2026-03-12
[PATCH 27/27] xor: add a kunit test case · Christoph Hellwig <hch@lst.de> · 2026-03-11
Re: [PATCH 27/27] xor: add a kunit test case · Eric Biggers <ebiggers@kernel.org> · 2026-03-12
Re: cleanup the RAID5 XOR library v2 · Andrew Morton <akpm@linux-foundation.org> · 2026-03-11

Re: [PATCH 23/27] btrfs: use xor_gen

From: David Sterba <hidden>
Date: 2026-03-12 06:14:04
Also in: linux-alpha, linux-arch, linux-btrfs, linux-crypto, linux-raid, linux-riscv, linux-s390, linux-um, lkml, loongarch, sparclinux

On Wed, Mar 11, 2026 at 08:03:55AM +0100, Christoph Hellwig wrote:

Use the new xor_gen helper instead of open coding the loop around
xor_blocks.  This helper is very similar to the existing run_xor helper
in btrfs, except that the destination buffer is passed explicitly.

Signed-off-by: Christoph Hellwig <hch@lst.de>

Acked-by: David Sterba <dsterba@suse.com>

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