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From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: David Marchand <david.marchand@redhat.com>, dev@dpdk.org
Cc: stable@dpdk.org, Chenbo Xia <chenbo.xia@intel.com>,
	Fan Zhang <roy.fan.zhang@intel.com>
Subject: Re: [PATCH v3] vhost/crypto: fix build with GCC 12
Date: Fri, 17 Jun 2022 15:59:17 +0200	[thread overview]
Message-ID: <05feb155-5909-5613-6fe5-5ea71f198bbb@redhat.com> (raw)
In-Reply-To: <20220616144650.1013920-1-david.marchand@redhat.com>



On 6/16/22 16:46, David Marchand wrote:
> GCC 12 raises the following warning:
> 
> In file included from ../lib/mempool/rte_mempool.h:46,
>                   from ../lib/mbuf/rte_mbuf.h:38,
>                   from ../lib/vhost/vhost_crypto.c:7:
> ../lib/vhost/vhost_crypto.c: In function ‘rte_vhost_crypto_fetch_requests’:
> ../lib/eal/x86/include/rte_memcpy.h:371:9: warning: array subscript 1 is
>       outside array bounds of ‘struct virtio_crypto_op_data_req[1]’
>       [-Warray-bounds]
>    371 | rte_mov32((uint8_t *)dst + 3 * 32, (const uint8_t *)src + 3 * 32);
>        | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> ../lib/vhost/vhost_crypto.c:1178:42: note: while referencing ‘req’
>   1178 |         struct virtio_crypto_op_data_req req;
>        |                                          ^~~
> 
> Split this function and separate the per descriptor copy.
> This makes the code clearer, and the compiler happier.
> 
> Note: logs for errors have been moved to callers to avoid duplicates.
> 
> Fixes: 3c79609fda7c ("vhost/crypto: handle virtually non-contiguous buffers")
> Cc: stable@dpdk.org
> 
> Signed-off-by: David Marchand <david.marchand@redhat.com>
> ---
> Changes since v2:
> - fixed 32-bits build,
> 
> Changes since v1:
> - refactored copy function,
> 
> ---
>   lib/vhost/vhost_crypto.c | 123 +++++++++++++++------------------------
>   1 file changed, 46 insertions(+), 77 deletions(-)
> 

Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

I'll wait until tuesday to apply it to my tree to let some time for testing

Thanks,
Maxime


  reply	other threads:[~2022-06-17 13:59 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-18 10:16 [PATCH 00/12] Fix compilation with gcc 12 David Marchand
2022-05-18 10:16 ` [PATCH 01/12] common/cpt: fix build with GCC 12 David Marchand
2022-05-20 20:23   ` Stephen Hemminger
2022-06-10 13:11   ` David Marchand
2022-06-13 11:40     ` [EXT] " Ankur Dwivedi
2022-06-16  9:30       ` David Marchand
2022-06-16 11:59         ` Ankur Dwivedi
2022-05-18 10:16 ` [PATCH 02/12] crypto/cnxk: " David Marchand
2022-05-20 20:24   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 03/12] crypto/ipsec_mb: " David Marchand
2022-06-02  9:50   ` Bruce Richardson
2022-06-10 13:07     ` David Marchand
2022-06-11 15:34   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 04/12] net/ena: " David Marchand
2022-05-20 20:28   ` Stephen Hemminger
2022-05-21  9:49     ` Morten Brørup
2022-05-21 16:23       ` Stephen Hemminger
2022-05-22 20:30         ` Morten Brørup
2022-06-11 15:34   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 05/12] net/enetfec: " David Marchand
2022-06-10 13:08   ` David Marchand
2022-06-13  5:22     ` Sachin Saxena (OSS)
2022-06-14  8:16     ` Sachin Saxena (OSS)
2022-06-11 15:35   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 06/12] net/ice: " David Marchand
2022-06-11 15:36   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 07/12] net/ice/base: " David Marchand
2022-05-18 10:16 ` [PATCH 08/12] net/qede/base: " David Marchand
2022-05-20 20:29   ` Stephen Hemminger
2022-06-21 23:17   ` Stephen Hemminger
2022-06-22 15:42     ` David Marchand
2022-05-18 10:16 ` [PATCH 09/12] vdpa/ifc: " David Marchand
2022-05-18 11:48   ` Wang, Xiao W
2022-06-11 15:36   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 10/12] vhost/crypto: " David Marchand
2022-06-02 10:08   ` Bruce Richardson
2022-06-14  9:22     ` David Marchand
2022-06-14  9:25       ` Bruce Richardson
2022-06-16  9:27         ` David Marchand
2022-06-11 15:36   ` Stephen Hemminger
2022-06-16  9:32   ` [PATCH v2] " David Marchand
2022-06-16 14:53     ` David Marchand
2022-05-18 10:16 ` [PATCH 11/12] app/flow-perf: " David Marchand
2022-06-02 10:21   ` Bruce Richardson
2022-06-08  9:03   ` Wisam Monther
2022-06-08 12:20     ` David Marchand
2022-06-13  7:49       ` Wisam Monther
2022-06-11 15:37   ` Stephen Hemminger
2022-05-18 10:16 ` [PATCH 12/12] test/ipsec: " David Marchand
2022-06-02 18:41   ` Medvedkin, Vladimir
2022-06-03  7:45     ` David Marchand
2022-06-03  7:56       ` Bruce Richardson
2022-06-03  9:41         ` David Marchand
2022-06-03 15:57           ` Medvedkin, Vladimir
2022-06-11 15:38   ` Stephen Hemminger
2022-06-16  9:33   ` [PATCH v2] " David Marchand
2022-06-17 12:06     ` David Marchand
2022-06-20  9:07       ` [EXT] " Akhil Goyal
2022-06-20 15:06       ` Medvedkin, Vladimir
2022-06-16 14:46   ` [PATCH v3] vhost/crypto: " David Marchand
2022-06-17 13:59     ` Maxime Coquelin [this message]
2022-06-21  9:31     ` Maxime Coquelin
2022-06-22  9:01       ` Poczatek, Jakub
2022-06-22  9:26         ` Zhang, Roy Fan
2022-06-22 14:07         ` David Marchand
2022-06-22 15:21           ` Poczatek, Jakub
2022-06-22 15:31             ` David Marchand
2022-05-20 20:13 ` [PATCH 00/12] Fix compilation with gcc 12 Stephen Hemminger
2022-05-21  9:39   ` Morten Brørup
2022-06-15  8:49 ` David Marchand
2022-06-15 14:45   ` Stephen Hemminger
2022-06-15 14:59     ` Thomas Monjalon
2022-06-15 15:15       ` Stephen Hemminger

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