From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Kees Cook <keescook@chromium.org>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
Vinayak Holikatti <vinholikatti@gmail.com>,
"James E.J. Bottomley" <jejb@linux.vnet.ibm.com>,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] scsi: ufs: ufshcd: Remove VLA usage
Date: Fri, 18 May 2018 10:38:59 -0400 [thread overview]
Message-ID: <yq1tvr5gha4.fsf@oracle.com> (raw)
In-Reply-To: <20180502235809.GA13998@beast> (Kees Cook's message of "Wed, 2 May 2018 16:58:09 -0700")
Kees,
> On the quest to remove all VLAs from the kernel[1] this moves buffers
> off the stack. In the second instance, this collapses two separately
> allocated buffers into a single buffer, since they are used
> consecutively, which saves 256 bytes (QUERY_DESC_MAX_SIZE + 1) of
> stack space.
Applied to 4.18/scsi-queue. Thank you!
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2018-05-18 14:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-02 23:58 [PATCH] scsi: ufs: ufshcd: Remove VLA usage Kees Cook
2018-05-16 20:54 ` Subhash Jadavani
2018-05-18 14:38 ` Martin K. Petersen [this message]
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