patches for DPDK stable branches
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From: Raslan Darawsheh <>
To: Alexander Kozyrev <>, "" <>
Cc: "" <>,
	Slava Ovsiienko <>,
	Matan Azrad <>
Subject: Re: [dpdk-stable] [PATCH] net/mlx5: fix wrong Flow Tag decompression
Date: Sun, 24 Jan 2021 09:32:22 +0000
Message-ID: <> (raw)
In-Reply-To: <>


> -----Original Message-----
> From: Alexander Kozyrev <>
> Sent: Thursday, January 14, 2021 11:32 PM
> To:
> Cc:; Raslan Darawsheh <>; Slava
> Ovsiienko <>; Matan Azrad <>
> Subject: [PATCH] net/mlx5: fix wrong Flow Tag decompression
> Packets can get a wrong Flow Tag on x86 architecture with the Flow Tag
> compression format (rxq_cqe_comp_en=2) enabled inside the SSE Rx burst.
> The shuffle mask that extracts a Flow Tag from the pair of compressed
> CQEs is reversed. This leads to the wrong Flow Tag assignment.
> Correct the shuffle mask to get proper bytes for a Flow Tag from miniCQEs.
> Fixes: 54c2d46b160 ("net/mlx5: support flow tag and packet header
> miniCQEs")
> Cc:
> Signed-off-by: Alexander Kozyrev <>
> ---

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh

      parent reply	other threads:[~2021-01-24  9:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-14 21:32 Alexander Kozyrev
2021-01-21 14:12 ` Slava Ovsiienko
2021-01-24  9:32 ` Raslan Darawsheh [this message]

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