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Avoid ARC buffer transfrom operations in prefetch

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This change will prevent prefetch to perform unnecessary ARC buffer
fill when reading from disk.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Jaydeep Kshirsagar <jkshirsagar@maxlinear.com>
Co-authored-by: Alexander Motin <mav@FreeBSD.org>
Closes #17013
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Jaydeep Kshirsagar 2025-02-01 08:15:24 -08:00 committed by GitHub
parent 387ed5ca41
commit 21205f6488
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module/zfs/arc.c
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@ -6031,6 +6031,7 @@ top:
acb->acb_compressed = compressed_read;
acb->acb_encrypted = encrypted_read;
acb->acb_noauth = noauth_read;
acb->acb_nobuf = no_buf;
acb->acb_zb = *zb;
ASSERT3P(hdr->b_l1hdr.b_acb, ==, NULL);