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Hi Stepan, > 08.05.2019 в 12:18:40 +0200 Lukasz Majewski написал: > > Hi Joseph, > > > > > On Mon, 6 May 2019, Lukasz Majewski wrote: > > > > > > > > So, which is (or will be) the case in 5.1 release? Padding > > > > > ignored or not? > > > > > > > > As confirmed in the other mail - the padding is ignored in Linux > > > > kernel (and the fix patch for x32 is up its way to be > > > > pulled). > > > > > > Did the patch to ignore padding (for compat syscalls under 64-bit > > > kernels, non-x32) make it into the final 5.1 release? > > > > As fair as I can tell, it was not pulled to 5.1. > > The patch went into 5.1.5 and 5.2-rc1. > > So the question now is: > > Should Linux 5.1.0–5.1.4 be considered buggy and unsupported, or > should glibc clear padding around tv_nsec on 32-bit architectures when > __LINUX_KERNEL_VERSION < 0x050105 and 64-bit kernel exists? I would assume that the kernel is buggy for 5.1.0–5.1.4 on x32 (I don't know what would be the impact of such decision - to be more specific how many x32 ABI users would be affected). Moreover, I would add the condition __LINUX_KERNEL_VERSION >= 0x050105 when we define __ASSUME_TIME64_SYSCALLS. Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
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