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NEWS: clarify copy_file_range

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Minor tweak to clarify what applications must do.
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DJ Delorie 2019-07-08 17:10:52 -04:00
parent 6ea21bfe43
commit 7444810387
1 changed files with 5 additions and 3 deletions
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NEWS
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@ -46,9 +46,11 @@ Deprecated and removed features, and other changes affecting compatibility:
support the system call of the same name. Previously, user space support the system call of the same name. Previously, user space
emulation was performed, but its behavior did not match the kernel emulation was performed, but its behavior did not match the kernel
behavior, which was deemed too confusing. Applications which use the behavior, which was deemed too confusing. Applications which use the
copy_file_range function will have to be run on kernels which implement copy_file_range function can no longer rely on glibc to provide a fallback
the copy_file_range system call. Support for most architectures was added on kernels that do not support the copy_file_range system call, and if
in version 4.5 of the mainline Linux kernel. this function returns ENOSYS, they will need to use their own fallback.
Support for copy_file_range for most architectures was added in version
4.5 of the mainline Linux kernel.
* The functions clock_gettime, clock_getres, clock_settime, * The functions clock_gettime, clock_getres, clock_settime,
clock_getcpuclockid, clock_nanosleep were removed from the librt library clock_getcpuclockid, clock_nanosleep were removed from the librt library