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get_phys_pages.3: glibc gets the info from sysinfo(2) since 2.23 

See glibc's commit: 0ce657c576bf1b24
https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=0ce657c576bf1b24

Reported-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Alejandro Colomar 2020-12-30 22:41:47 +01:00 committed by Michael Kerrisk
parent 00d3eabb53
commit a6f73f75e6
1 changed files with 9 additions and 4 deletions
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13
man3/get_phys_pages.3
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@ -55,15 +55,20 @@ The system could not provide the required information
(possibly because the
.I /proc
filesystem was not mounted).
.SH CONFORMING TO
These functions are GNU extensions.
.SH NOTES
These functions obtain the required information by scanning the
.SH VERSIONS
Before glibc 2.23,
these functions obtained the required information by scanning the
.I MemTotal
and
.I MemFree
fields of
.IR /proc/meminfo .
.SH CONFORMING TO
These functions are GNU extensions.
.SH NOTES
Since glibc 2.23,
these functions obtain the required information by calling
.BR sysinfo (2).
.PP
The following
.BR sysconf (3)