linux-kernel - Re: [PATCH 0/3] staging: vchiq_core: Consolidate bulk xfer helper

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Message-ID: <6661b2d5-b439-46e1-b240-9fe436db4e67@stanley.mountain>
Date: Wed, 25 Sep 2024 12:23:53 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Umang Jain <umang.jain@...asonboard.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Kieran Bingham <kieran.bingham@...asonboard.com>,
	Stefan Wahren <wahrenst@....net>
Subject: Re: [PATCH 0/3] staging: vchiq_core: Consolidate bulk xfer helper

On Thu, Sep 19, 2024 at 07:51:27PM +0530, Umang Jain wrote:
> Few functions were identified were their declaration, definition
> and usage were spread (incorrectly) across vchiq_core and vchiq_arm.
> 
> These are being consolidated into vchiq_core in this series.
> Please look at individual patches for details.
> 
> 2/3 is in particular a big one. The code is just a move, but
> seems big - as it was diffcult to split it into smaller, compilable
> hunks of individual patches.
> 
> Umang Jain (3):
>   staging: vchiq_core: Move remote_event_signal() vchiq_core
>   staging: vchiq_core: Move bulk data functions in vchiq_core
>   staging: vchiq_core: Drop vchiq_pagelist.h
> 

Reviewed-by: Dan Carpenter <dan.carpenter@...aro.org>

But next time, if you're just moving code around, just ignore checkpatch.  Do
the white space changes as a separate patch.

regards,
dan carpenter

+-                      memcpy_to_page(pages[0],
+-                              pagelist->offset,
+-                              fragments,
+-                              head_bytes);
++                      memcpy_to_page(pages[0], pagelist->offset,
++                                     fragments, head_bytes);
 }
+               if ((actual >= 0) && (head_bytes < actual) &&
+                   (tail_bytes != 0))
+                       memcpy_to_page(pages[num_pages - 1],
+-                              (pagelist->offset + actual) &
+-                              (PAGE_SIZE - 1) & ~(drv_mgmt->info->cache_line_size - 1),
+-                              fragments + drv_mgmt->info->cache_line_size,
+-                              tail_bytes);
++                                     (pagelist->offset + actual) &
++                                     (PAGE_SIZE - 1) & ~(drv_mgmt->info->cache_line_size - 1),
++                                     fragments + drv_mgmt->info->cache_line_size,
++                                     tail_bytes);