From: Thomas Gleixner <tglx@linutronix•de>
To: "Mahesh Bandewar (महेश बंडेवार)" <maheshb@google•com>
Cc: Sagi Maimon <maimon.sagi@gmail•com>,
richardcochran@gmail•com, luto@kernel•org, mingo@redhat•com,
bp@alien8•de, dave.hansen@linux•intel.com, x86@kernel•org,
hpa@zytor•com, arnd@arndb•de, geert@linux-m68k•org,
peterz@infradead•org, hannes@cmpxchg•org, sohil.mehta@intel•com,
rick.p.edgecombe@intel•com, nphamcs@gmail•com, palmer@sifive•com,
keescook@chromium•org, legion@kernel•org, mark.rutland@arm•com,
mszeredi@redhat•com, casey@schaufler-ca•com, reibax@gmail•com,
davem@davemloft•net, brauner@kernel•org,
linux-kernel@vger•kernel.org, linux-api@vger•kernel.org,
linux-arch@vger•kernel.org, netdev@vger•kernel.org
Subject: Re: [PATCH v7] posix-timers: add clock_compare system call
Date: Tue, 02 Apr 2024 11:24:59 +0200 [thread overview]
Message-ID: <87il10ce1g.ffs@tglx> (raw)
In-Reply-To: <CAF2d9jjA8iM1AoPUhQPK62tdd7gPnCnt51f_NMhOAs546rU3dA@mail.gmail.com>
On Mon, Apr 01 2024 at 22:42, Mahesh Bandewar (महेश बंडेवार) wrote:
> On Mon, Apr 1, 2024 at 1:46 PM Thomas Gleixner <tglx@linutronix•de> wrote:
>> So if there is a backwards compability issue with PTP_SYS_OFFSET2, then
>> you need to introduce PTP_SYS_OFFSET3. The PTP_SYS_*2 variants were
>> introduced to avoid backwards compatibility issues as well, but
>> unfortunately that did not address the reserved fields problem for
>> PTP_SYS_OFFSET2. PTP_SYS_OFFSET_EXTENDED2 should just work, but maybe
>> the PTP maintainers want a full extension to '3'. Either way is fine.
>>
> https://patchwork.kernel.org/project/netdevbpf/patch/20240104212436.3276057-1-maheshb@google.com/
>
> This was my attempt to solve a similar issue with the new ioctl op to
> avoid backward compatibility issues. Instead of flags I used the
> clockid_t in a similar fashion.
Works as well. I'm not seing the point for CLOCK_MONOTONIC and the
change logs are not really telling anything about the problem being
solved....
Thanks,
tglx
next prev parent reply other threads:[~2024-04-02 9:25 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-14 9:05 [PATCH v7] posix-timers: add clock_compare system call Sagi Maimon
2024-03-14 11:12 ` Thomas Gleixner
2024-03-14 12:19 ` Sagi Maimon
2024-03-14 15:59 ` Mark Rutland
2024-03-14 18:08 ` Thomas Gleixner
2024-03-20 14:42 ` Sagi Maimon
2024-03-23 0:38 ` Thomas Gleixner
2024-03-23 0:42 ` Thomas Gleixner
2024-03-24 11:04 ` Kurt Kanzenbach
2024-03-28 15:40 ` Sagi Maimon
2024-04-01 20:46 ` Thomas Gleixner
2024-04-02 5:42 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-02 9:24 ` Thomas Gleixner [this message]
2024-04-02 21:16 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-02 22:37 ` Thomas Gleixner
2024-04-02 23:37 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-03 13:48 ` Thomas Gleixner
2024-04-03 15:42 ` Thomas Gleixner
2024-04-11 2:55 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-11 7:11 ` Sagi Maimon
2024-04-11 16:33 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-14 12:22 ` Sagi Maimon
2024-04-15 17:23 ` Mahesh Bandewar (महेश बंडेवार)
2024-04-16 8:39 ` Sagi Maimon
2024-03-14 15:46 ` Sagi Maimon
2024-03-14 18:42 ` Thomas Gleixner
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