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Re: [Question] New mmap64 syscall?
- From: Florian Weimer <fweimer at redhat dot com>
- To: Pavel Machek <pavel at ucw dot cz>
- Cc: Yury Norov <ynorov at caviumnetworks dot com>, libc-alpha at sourceware dot org, linux-arch at vger dot kernel dot org, linux-kernel at vger dot kernel dot org, Catalin Marinas <catalin dot marinas at arm dot com>, szabolcs dot nagy at arm dot com, heiko dot carstens at de dot ibm dot com, cmetcalf at ezchip dot com, philipp dot tomsich at theobroma-systems dot com, joseph at codesourcery dot com, zhouchengming1 at huawei dot com, Prasun dot Kapoor at caviumnetworks dot com, agraf at suse dot de, geert at linux-m68k dot org, kilobyte at angband dot pl, manuel dot montezelo at gmail dot com, arnd at arndb dot de, pinskia at gmail dot com, linyongting at huawei dot com, klimov dot linux at gmail dot com, broonie at kernel dot org, bamvor dot zhangjian at huawei dot com, linux-arm-kernel at lists dot infradead dot org, maxim dot kuvyrkov at linaro dot org, Nathan_Lynch at mentor dot com, schwidefsky at de dot ibm dot com, davem at davemloft dot net, christoph dot muellner at theobroma-systems dot com
- Date: Thu, 12 Jan 2017 17:13:25 +0100
- Subject: Re: [Question] New mmap64 syscall?
- Authentication-results: sourceware.org; auth=none
- References: <20161206185440.GA4654@yury-N73SV> <f544bcc3-8aae-1bd0-b744-9964fc038a51@redhat.com> <20161207154811.GA15248@yury-N73SV> <14981df2-b120-17c3-a5a8-5cbbd2008c4f@redhat.com> <20170103205437.GA22548@amd>
On 01/03/2017 09:54 PM, Pavel Machek wrote:
...actually, with strace and batched interface, it will be impossible
to see what is going on because of races. So I'm not sure if I like
the batched interface at all...
I'm not sure if I understand this problem.
ioctl, fcntl, most socket system calls, even open all have this problem
as well, right?
Thanks,
Florian