From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: David Laight <David.Laight@ACULAB.COM>,
'Andy Shevchenko' <andriy.shevchenko@linux.intel.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>
Subject: Re: [PATCH 08/19] xhci: dbc: Use sizeof_field() where it makes sense
Date: Mon, 4 Dec 2023 12:23:51 +0200 [thread overview]
Message-ID: <e0d6698d-329a-64cb-a8e2-200dd03f3cd2@linux.intel.com> (raw)
In-Reply-To: <aa4848b742854ab7921386ca69613866@AcuMS.aculab.com>
On 2.12.2023 17.50, David Laight wrote:
> From: Andy Shevchenko
>> Sent: 01 December 2023 19:08
>>
>> On Fri, Dec 01, 2023 at 05:31:52PM +0000, David Laight wrote:
>>> From: Mathias Nyman
>>>> Sent: 01 December 2023 15:07
>>
>> ...
>>
>>>> - memset(dbc->eps, 0, sizeof(struct dbc_ep) * ARRAY_SIZE(dbc->eps));
>>>> + memset(dbc->eps, 0, sizeof_field(struct xhci_dbc, eps));
>>>
>>> Isn't that just:
>>> memset(dpc->eps, 0, sizeof (dpc->eps));
>>> perhaps better written as:
>>> memset(&dpc->epc, 0, sizeof (dpc->eps);
>>
>> Maybe...
>> You can send a patch, so it gets tested for regressions!
>
> Any patch I write will conflict with v2 of this series.
>
I'll drop this 8/19 patch as it's just a one liner cleanup that does no
harm, but apparently doesn't really help either.
David, I'll be happy to take a patch for this from you, but still need to
run it through some testing
I'll send v2 of this series
Thanks
Mathias
next prev parent reply other threads:[~2023-12-04 10:22 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-01 15:06 [PATCH 00/19] xhci features for usb-next Mathias Nyman
2023-12-01 15:06 ` [PATCH 01/19] xhci: dbc: Drop duplicate checks for dma_free_coherent() Mathias Nyman
2023-12-01 15:06 ` [PATCH 02/19] xhci: dbc: Convert to use sysfs_streq() Mathias Nyman
2023-12-01 15:06 ` [PATCH 03/19] xhci: dbc: Use sysfs_emit() to instead of scnprintf() Mathias Nyman
2023-12-01 15:06 ` [PATCH 04/19] xhci: dbc: Use ATTRIBUTE_GROUPS() Mathias Nyman
2023-12-01 15:06 ` [PATCH 05/19] xhci: dbc: Check for errors first in xhci_dbc_stop() Mathias Nyman
2023-12-01 15:06 ` [PATCH 06/19] xhci: dbc: Don't shadow error codes in store() functions Mathias Nyman
2023-12-01 15:06 ` [PATCH 07/19] xhci: dbc: Replace custom return value with proper Linux error code Mathias Nyman
2023-12-01 15:06 ` [PATCH 08/19] xhci: dbc: Use sizeof_field() where it makes sense Mathias Nyman
2023-12-01 17:31 ` David Laight
2023-12-01 19:08 ` Andy Shevchenko
2023-12-02 15:50 ` David Laight
2023-12-04 10:23 ` Mathias Nyman [this message]
2023-12-04 10:45 ` David Laight
2023-12-01 15:06 ` [PATCH 09/19] xhci: dbc: Use sizeof(*pointer) instead of sizeof(type) Mathias Nyman
2023-12-01 15:06 ` [PATCH 10/19] xhci: dbc: Add missing headers Mathias Nyman
2023-12-01 15:06 ` [PATCH 11/19] xhci: check if legacy irq is available before using it as fallback Mathias Nyman
2023-12-01 15:06 ` [PATCH 12/19] xhci: add handler for only one interrupt line Mathias Nyman
2023-12-01 15:06 ` [PATCH 13/19] xhci: refactor static MSI-X function Mathias Nyman
2023-12-01 15:06 ` [PATCH 14/19] xhci: refactor static MSI function Mathias Nyman
2023-12-01 15:06 ` [PATCH 15/19] xhci: change 'msix_count' to encompass MSI or MSI-X vectors Mathias Nyman
2023-12-01 15:06 ` [PATCH 16/19] xhci: rework 'xhci_try_enable_msi()' MSI and MSI-X setup code Mathias Nyman
2023-12-01 15:06 ` [PATCH 17/19] xhci: minor coding style cleanup in 'xhci_try_enable_msi()' Mathias Nyman
2023-12-01 15:06 ` [PATCH 18/19] xhci: Reconfigure endpoint 0 max packet size only during endpoint reset Mathias Nyman
2023-12-01 15:06 ` [PATCH 19/19] xhci: fix possible null pointer deref during xhci urb enqueue Mathias Nyman
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