From: Jason Gunthorpe <jgg@nvidia.com>
To: sashiko-reviews@lists.linux.dev
Cc: linux-hyperv@vger.kernel.org
Subject: Re: [PATCH v3 10/10] RDMA: Replace memset with = {} pattern for ib_respond_udata()
Date: Wed, 13 May 2026 20:23:35 -0300 [thread overview]
Message-ID: <20260513232335.GE787748@nvidia.com> (raw)
In-Reply-To: <20260513205916.926F0C19425@smtp.kernel.org>
On Wed, May 13, 2026 at 08:59:15PM +0000, sashiko-bot@kernel.org wrote:
> The commit message notes that qedr_copy_qp_uresp() is already called with
> zeroed memory. If the caller is using aggregate initialization (= {}) on
> the stack, this may not completely zero the memory.
This isn't true, c23 standardized ={} as "empty initializtion"
clearing padding and the kernel has long relied on this behavior.
Jason
next prev parent reply other threads:[~2026-05-13 23:23 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-12 0:09 [PATCH v3 00/10] Convert all drivers to the new udata response flow Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 01/10] RDMA: Use ib_is_udata_in_empty() for places calling ib_is_udata_cleared() Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 02/10] IB/rdmavt: Don't abuse udata and ib_respond_udata() Jason Gunthorpe
2026-05-13 3:12 ` sashiko-bot
2026-05-13 11:38 ` Jason Gunthorpe
2026-05-13 13:45 ` Dennis Dalessandro
2026-05-12 0:09 ` [PATCH v3 03/10] RDMA: Convert drivers using min to ib_respond_udata() Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 04/10] RDMA: Convert drivers using sizeof() " Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 05/10] RDMA/cxgb4: Convert " Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 06/10] RDMA/qedr: Replace qedr_ib_copy_to_udata() with ib_respond_udata() Jason Gunthorpe
2026-05-13 19:07 ` sashiko-bot
2026-05-12 0:09 ` [PATCH v3 07/10] RDMA/mlx: Replace response_len " Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 08/10] RDMA: Use proper driver data response structs instead of open coding Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 09/10] RDMA: Add missed = {} initialization to uresp structs Jason Gunthorpe
2026-05-12 0:09 ` [PATCH v3 10/10] RDMA: Replace memset with = {} pattern for ib_respond_udata() Jason Gunthorpe
2026-05-13 20:59 ` sashiko-bot
2026-05-13 23:23 ` Jason Gunthorpe [this message]
2026-05-14 8:22 ` [PATCH v3 00/10] Convert all drivers to the new udata response flow Leon Romanovsky
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=20260513232335.GE787748@nvidia.com \
--to=jgg@nvidia.com \
--cc=linux-hyperv@vger.kernel.org \
--cc=sashiko-reviews@lists.linux.dev \
/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.