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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-03-10 12:26:31 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-07-08 14:08:13 -0300
commit286286283e9bdc7ef894306e2dbcf4c115b97ba2 (patch)
tree00fa61df0e6e6093c337bc59a6c5fdd914d9fe6f /NEWS
parentae8c243d2473bdfc3c0f9c6b46e6dffb5a28725c (diff)
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linux: Add close_range
It was added on Linux 5.9 (278a5fbaed89) with CLOSE_RANGE_CLOEXEC
added on 5.11 (582f1fb6b721f).  Although FreeBSD has added the same
syscall, this only adds the symbol on Linux ports.  This syscall is
required to provided a fail-safe way to implement the closefrom
symbol (BZ #10353).

Checked on x86_64-linux-gnu and i686-linux-gnu on kernel 5.11 and 4.15.
Diffstat (limited to 'NEWS')
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diff --git a/NEWS b/NEWS
index 8e72946c3f..be04b217fe 100644
--- a/NEWS
+++ b/NEWS
@@ -60,6 +60,9 @@ Major new features:
   to call async-signal-safe functions (such as raise or execve).  This function
   is currently a GNU extension.
 
+* On Linux, the close_range function has been added.  It allows efficiently
+  closing a range of file descriptors on recent kernels (version 5.9).
+
 Deprecated and removed features, and other changes affecting compatibility:
 
 * The function pthread_mutex_consistent_np has been deprecated; programs