linux-kernel - Re: [PATCH RFC v3 05/35] mm: cma: Don't append newline when generating CMA area name

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 29 Jan 2024 11:46:43 +0000
From: Alexandru Elisei <alexandru.elisei@....com>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: catalin.marinas@....com, will@...nel.org, oliver.upton@...ux.dev,
	maz@...nel.org, james.morse@....com, suzuki.poulose@....com,
	yuzenghui@...wei.com, arnd@...db.de, akpm@...ux-foundation.org,
	mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
	vincent.guittot@...aro.org, dietmar.eggemann@....com,
	rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
	bristot@...hat.com, vschneid@...hat.com, mhiramat@...nel.org,
	rppt@...nel.org, hughd@...gle.com, pcc@...gle.com,
	steven.price@....com, vincenzo.frascino@....com, david@...hat.com,
	eugenis@...gle.com, kcc@...gle.com, hyesoo.yu@...sung.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	kvmarm@...ts.linux.dev, linux-fsdevel@...r.kernel.org,
	linux-arch@...r.kernel.org, linux-mm@...ck.org,
	linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH RFC v3 05/35] mm: cma: Don't append newline when
 generating CMA area name

Hi,

On Mon, Jan 29, 2024 at 02:43:08PM +0530, Anshuman Khandual wrote:
> 
> On 1/25/24 22:12, Alexandru Elisei wrote:
> > cma->name is displayed in several CMA messages. When the name is generated
> > by the CMA code, don't append a newline to avoid breaking the text across
> > two lines.
> 
> An example of such mis-formatted CMA output from dmesg could be added
> here in the commit message to demonstrate the problem better.
> 
> > 
> > Signed-off-by: Alexandru Elisei <alexandru.elisei@....com>
> > ---
> 
> Regardless, LGTM.
> 
> Reviewed-by: Anshuman Khandual <anshuman.khandual@....com>

Thanks!

> 
> > 
> > Changes since rfc v2:
> > 
> > * New patch. This is a fix, and can be merged independently of the other
> > patches.
> 
> Right, need not be part of this series. Hence please send it separately to
> the MM list.

Will do!

Alex

> 
> > 
> >  mm/cma.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/mm/cma.c b/mm/cma.c
> > index 7c09c47e530b..f49c95f8ee37 100644
> > --- a/mm/cma.c
> > +++ b/mm/cma.c
> > @@ -204,7 +204,7 @@ int __init cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
> >  	if (name)
> >  		snprintf(cma->name, CMA_MAX_NAME, name);
> >  	else
> > -		snprintf(cma->name, CMA_MAX_NAME,  "cma%d\n", cma_area_count);
> > +		snprintf(cma->name, CMA_MAX_NAME,  "cma%d", cma_area_count);
> >  
> >  	cma->base_pfn = PFN_DOWN(base);
> >  	cma->count = size >> PAGE_SHIFT;