All of lore.kernel.org
 help / color / mirror / Atom feed
From: Roger Quadros <rogerq@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	Russell King <linux@armlinux.org.uk>
Cc: Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Nishanth Menon <nm@ti.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Vignesh Raghavendra <vigneshr@ti.com>
Subject: Re: [PATCH] ARM: multi_v7_defconfig: make USB_DWC3 as a module instead of built-in
Date: Tue, 4 Apr 2023 18:09:07 +0300	[thread overview]
Message-ID: <2e1d31df-3a5e-eac2-df88-08587aa3c7b9@kernel.org> (raw)
In-Reply-To: <5a85b6db-f4c9-4cff-ab25-73fed75d6983@app.fastmail.com>



On 04/04/2023 16:08, Arnd Bergmann wrote:
> On Tue, Apr 4, 2023, at 14:59, Roger Quadros wrote:
>> On 04/04/2023 15:14, Arnd Bergmann wrote:
>>> On Tue, Apr 4, 2023, at 13:46, Roger Quadros wrote:
>>> That seems really high, so I had a look at what's going on.
>>
>> It was based on the configuration we are using at TI.
>>
>> (as built-in)
>>
>> $ size vmlinux
>>    text	   data	    bss	    dec	    hex	filename
>> 14616949	5285870	 491776	20394595	1373263	vmlinux
>> $ ls -l vmlinux
>> -rwxrwxr-x 1 roger roger 120866544 Apr  4 15:54 vmlinux
>>
>> (as module)
>>
>> $ size vmlinux
>>    text	   data	    bss	    dec	    hex	filename
>> 14550571	5258106	 491776	20300453	135c2a5	vmlinux
>> $ ls -l vmlinux
>> -rwxrwxr-x 1 roger roger 120324528 Apr  4 15:52 vmlinux
>>
>>
>> $ diff built-in-config module-config
>> 5547c5547
>> < CONFIG_USB_XHCI_PLATFORM=y
>> ---
>>> CONFIG_USB_XHCI_PLATFORM=m
>> 5614c5614
>> < CONFIG_USB_DWC3=y
>> ---
>>> CONFIG_USB_DWC3=m
> 
> Ok, so the size difference here is only 94KB, presumably
> because have the non-TI variants as well as debugfs and/or
> gadget mode disabled. For the file size, my guess is that
> you have CONFIG_DEBUG_INFO enabled in your config, which

That's right.

> drastically increases the size of the vmlinux file, but
> not the in-memory size, or the size of the stripped and
> compressed zImage.

Image file diff is ~128K.
Image.gz diff is ~33K.

--
cheers,
-roger

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Roger Quadros <rogerq@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	Russell King <linux@armlinux.org.uk>
Cc: Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Nishanth Menon <nm@ti.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Vignesh Raghavendra <vigneshr@ti.com>
Subject: Re: [PATCH] ARM: multi_v7_defconfig: make USB_DWC3 as a module instead of built-in
Date: Tue, 4 Apr 2023 18:09:07 +0300	[thread overview]
Message-ID: <2e1d31df-3a5e-eac2-df88-08587aa3c7b9@kernel.org> (raw)
In-Reply-To: <5a85b6db-f4c9-4cff-ab25-73fed75d6983@app.fastmail.com>



On 04/04/2023 16:08, Arnd Bergmann wrote:
> On Tue, Apr 4, 2023, at 14:59, Roger Quadros wrote:
>> On 04/04/2023 15:14, Arnd Bergmann wrote:
>>> On Tue, Apr 4, 2023, at 13:46, Roger Quadros wrote:
>>> That seems really high, so I had a look at what's going on.
>>
>> It was based on the configuration we are using at TI.
>>
>> (as built-in)
>>
>> $ size vmlinux
>>    text	   data	    bss	    dec	    hex	filename
>> 14616949	5285870	 491776	20394595	1373263	vmlinux
>> $ ls -l vmlinux
>> -rwxrwxr-x 1 roger roger 120866544 Apr  4 15:54 vmlinux
>>
>> (as module)
>>
>> $ size vmlinux
>>    text	   data	    bss	    dec	    hex	filename
>> 14550571	5258106	 491776	20300453	135c2a5	vmlinux
>> $ ls -l vmlinux
>> -rwxrwxr-x 1 roger roger 120324528 Apr  4 15:52 vmlinux
>>
>>
>> $ diff built-in-config module-config
>> 5547c5547
>> < CONFIG_USB_XHCI_PLATFORM=y
>> ---
>>> CONFIG_USB_XHCI_PLATFORM=m
>> 5614c5614
>> < CONFIG_USB_DWC3=y
>> ---
>>> CONFIG_USB_DWC3=m
> 
> Ok, so the size difference here is only 94KB, presumably
> because have the non-TI variants as well as debugfs and/or
> gadget mode disabled. For the file size, my guess is that
> you have CONFIG_DEBUG_INFO enabled in your config, which

That's right.

> drastically increases the size of the vmlinux file, but
> not the in-memory size, or the size of the stripped and
> compressed zImage.

Image file diff is ~128K.
Image.gz diff is ~33K.

--
cheers,
-roger

  reply	other threads:[~2023-04-04 15:10 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-04  8:42 [PATCH] ARM: multi_v7_defconfig: make USB_DWC3 as a module instead of built-in Roger Quadros
2023-04-04  8:42 ` Roger Quadros
2023-04-04  8:51 ` Arnd Bergmann
2023-04-04  8:51   ` Arnd Bergmann
2023-04-04 10:01   ` Krzysztof Kozlowski
2023-04-04 10:01     ` Krzysztof Kozlowski
2023-04-04 11:46     ` Roger Quadros
2023-04-04 11:46       ` Roger Quadros
2023-04-04 12:14       ` Arnd Bergmann
2023-04-04 12:14         ` Arnd Bergmann
2023-04-04 12:59         ` Roger Quadros
2023-04-04 12:59           ` Roger Quadros
2023-04-04 13:08           ` Arnd Bergmann
2023-04-04 13:08             ` Arnd Bergmann
2023-04-04 15:09             ` Roger Quadros [this message]
2023-04-04 15:09               ` Roger Quadros

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=2e1d31df-3a5e-eac2-df88-08587aa3c7b9@kernel.org \
    --to=rogerq@kernel.org \
    --cc=Thinh.Nguyen@synopsys.com \
    --cc=arnd@arndb.de \
    --cc=krzysztof.kozlowski@linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=nm@ti.com \
    --cc=vigneshr@ti.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.