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authorJoseph Myers <joseph@codesourcery.com>2017-05-09 14:05:09 +0000
committerJoseph Myers <joseph@codesourcery.com>2017-05-09 14:05:09 +0000
commit695d7d138eda449678a1650a8b8b58181033353f (patch)
tree21808b08259cb3d73c1d3701adfbb98b0a4333a2 /ChangeLog
parenta972dc672c06845a024a0f98119dc3d9df0b9b77 (diff)
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Assume prlimit64 is available.
This patch makes sysdeps/unix/sysv/linux code assume the prlimit64
syscall is always available, given the minimum of a 3.2 kernel.

__ASSUME_PRLIMIT64, which in fact was no longer used, is removed.
Code conditional on __NR_prlimit64 being defined is made
unconditional.  Fallback code for the case where prlimit64 produces an
ENOSYS error is removed, substantially simplifying some functions.

Tested for x86_64 and x86.

	* sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_PRLIMIT64):
	Remove macro.
	* sysdeps/unix/sysv/linux/getrlimit64.c (__getrlimit64): Assume
	prlimit64 is always available and does not give an ENOSYS error.
	* sysdeps/unix/sysv/linux/prlimit.c [__NR_prlimit64]: Make code
	unconditional.
	[!__NR_prlimit64]: Remove conditional code.
	* sysdeps/unix/sysv/linux/setrlimit.c (__setrlimit): Assume
	prlimit64 is always available and does not give an ENOSYS error.
	* sysdeps/unix/sysv/linux/setrlimit64.c (__setrlimit64): Likewise.
Diffstat (limited to 'ChangeLog')
-rw-r--r--ChangeLog13
1 files changed, 13 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 932dc5895d..e53c4b0951 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2017-05-09  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_PRLIMIT64):
+	Remove macro.
+	* sysdeps/unix/sysv/linux/getrlimit64.c (__getrlimit64): Assume
+	prlimit64 is always available and does not give an ENOSYS error.
+	* sysdeps/unix/sysv/linux/prlimit.c [__NR_prlimit64]: Make code
+	unconditional.
+	[!__NR_prlimit64]: Remove conditional code.
+	* sysdeps/unix/sysv/linux/setrlimit.c (__setrlimit): Assume
+	prlimit64 is always available and does not give an ENOSYS error.
+	* sysdeps/unix/sysv/linux/setrlimit64.c (__setrlimit64): Likewise.
+
 2017-05-09  Zack Weinberg  <zackw@panix.com>
 
 	* sunrpc/tst-xdrmem2.c: Include stdint.h.