From: Ferruh Yigit <ferruh.yigit@amd.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: dev@dpdk.org, "Morten Brørup" <mb@smartsharesystems.com>
Subject: Re: [PATCH v2] common/sfc: replace out of bounds condition with static_assert
Date: Wed, 7 Feb 2024 23:30:07 +0000 [thread overview]
Message-ID: <a9822f48-544c-46ab-9d53-93bf50ccfa7b@amd.com> (raw)
In-Reply-To: <20240207143651.6b6f1b3b@hermes.local>
On 2/7/2024 10:36 PM, Stephen Hemminger wrote:
> On Wed, 7 Feb 2024 19:10:37 +0000
> Ferruh Yigit <ferruh.yigit@amd.com> wrote:
>
>> ../drivers/common/sfc_efx/base/ef10_filter.c:1246:18: error: shift count
>>> = width of type [-Werror,-Wshift-count-overflow]
>> matches_count = MCDI_OUT_DWORD(req,
>> ^~~~~~~~~~~~~~~~~~~
>> ../drivers/common/sfc_efx/base/efx_mcdi.h:493:2: note: expanded from
>> macro 'MCDI_OUT_DWORD'
>> EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst), \
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> ../drivers/common/sfc_efx/base/efx_types.h:533:30: note: expanded from
>> macro 'EFX_DWORD_FIELD'
>> EFX_HIGH_BIT(_field)) & EFX_MASK32(_field))
>> ^~~~~~~~~~~~~~~~~~
>> ../drivers/common/sfc_efx/base/efx_types.h:145:23: note: expanded from
>> macro 'EFX_MASK32'
>> (((((uint32_t)1) << EFX_WIDTH(_field))) - 1))
>
> None of this got changed by the patch. Looks like it would not compile
> even without the patch on your version of clang.
>
Nope, error only happens with the patch.
And CI seems reporting the errors:
https://mails.dpdk.org/archives/test-report/2024-January/558546.html
next prev parent reply other threads:[~2024-02-07 23:30 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-18 20:18 [PATCH] " Stephen Hemminger
2024-01-18 23:05 ` Morten Brørup
2024-02-13 7:47 ` Andrew Rybchenko
2024-01-19 22:13 ` [PATCH v2] " Stephen Hemminger
2024-01-20 7:53 ` Morten Brørup
2024-02-07 19:10 ` Ferruh Yigit
2024-02-07 22:34 ` Stephen Hemminger
2024-02-07 22:36 ` Stephen Hemminger
2024-02-07 23:30 ` Ferruh Yigit [this message]
2024-02-11 17:41 ` Stephen Hemminger
2024-02-11 22:24 ` [PATCH] " Stephen Hemminger
2024-02-12 5:48 ` [PATCH v4] " Stephen Hemminger
2024-02-12 12:09 ` Ferruh Yigit
2024-02-13 9:39 ` Ferruh Yigit
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