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authorChristoph Hellwig <hch@lst.de>2026-05-18 07:17:50 +0200
committerAndrew Morton <akpm@linux-foundation.org>2026-05-28 21:24:54 -0700
commit35472bc6f31b64e58d1fe560340aa4f1684b8d6d (patch)
tree19ff668a472b8fe353fc093d14307e655bada4ec /crypto
parent7e91f76a96686b3341c96e1e7f3e86c0f51e2cff (diff)
downloadlinux-35472bc6f31b64e58d1fe560340aa4f1684b8d6d.tar.gz
linux-35472bc6f31b64e58d1fe560340aa4f1684b8d6d.zip
raid6: improve the public interface
Stop directly calling into function pointers from users of the RAID6 PQ API, and provide exported functions with proper documentation and API guarantees asserts where applicable instead. Link: https://lore.kernel.org/20260518051804.462141-8-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Ard Biesheuvel <ardb@kernel.org> Tested-by: Ard Biesheuvel <ardb@kernel.org> # kunit only on arm64 Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: Alexander Gordeev <agordeev@linux.ibm.com> Cc: Alexandre Ghiti <alex@ghiti.fr> Cc: Arnd Bergmann <arnd@arndb.de> Cc: "Borislav Petkov (AMD)" <bp@alien8.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Mason <clm@fb.com> Cc: Christian Borntraeger <borntraeger@linux.ibm.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: David Sterba <dsterba@suse.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Li Nan <linan122@huawei.com> Cc: Madhavan Srinivasan <maddy@linux.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Song Liu <song@kernel.org> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: WANG Xuerui <kernel@xen0n.name> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/async_tx/async_pq.c6
-rw-r--r--crypto/async_tx/async_raid6_recov.c4
2 files changed, 5 insertions, 5 deletions
diff --git a/crypto/async_tx/async_pq.c b/crypto/async_tx/async_pq.c
index 0ce6f07b4e0d..f3574f80d1df 100644
--- a/crypto/async_tx/async_pq.c
+++ b/crypto/async_tx/async_pq.c
@@ -131,11 +131,11 @@ do_sync_gen_syndrome(struct page **blocks, unsigned int *offsets, int disks,
}
}
if (submit->flags & ASYNC_TX_PQ_XOR_DST) {
- BUG_ON(!raid6_call.xor_syndrome);
+ BUG_ON(!raid6_can_xor_syndrome());
if (start >= 0)
- raid6_call.xor_syndrome(disks, start, stop, len, srcs);
+ raid6_xor_syndrome(disks, start, stop, len, srcs);
} else
- raid6_call.gen_syndrome(disks, len, srcs);
+ raid6_gen_syndrome(disks, len, srcs);
async_tx_sync_epilog(submit);
}
diff --git a/crypto/async_tx/async_raid6_recov.c b/crypto/async_tx/async_raid6_recov.c
index f2dc6af6e6a7..305ea1421a3e 100644
--- a/crypto/async_tx/async_raid6_recov.c
+++ b/crypto/async_tx/async_raid6_recov.c
@@ -418,7 +418,7 @@ async_raid6_2data_recov(int disks, size_t bytes, int faila, int failb,
else
ptrs[i] = page_address(blocks[i]) + offs[i];
- raid6_2data_recov(disks, bytes, faila, failb, ptrs);
+ raid6_recov_2data(disks, bytes, faila, failb, ptrs);
async_tx_sync_epilog(submit);
@@ -501,7 +501,7 @@ async_raid6_datap_recov(int disks, size_t bytes, int faila,
else
ptrs[i] = page_address(blocks[i]) + offs[i];
- raid6_datap_recov(disks, bytes, faila, ptrs);
+ raid6_recov_datap(disks, bytes, faila, ptrs);
async_tx_sync_epilog(submit);