62 lines
1.8 KiB
Diff
62 lines
1.8 KiB
Diff
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---
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proc/libprocps.sym | 1 +
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proc/sysinfo.c | 13 +++++++++++--
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proc/sysinfo.h | 2 ++
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3 files changed, 14 insertions(+), 2 deletions(-)
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--- proc/libprocps.sym
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+++ proc/libprocps.sym 2018-04-04 11:30:51.841725161 +0000
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@@ -60,6 +60,7 @@ global:
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signal_name_to_number;
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signal_number_to_name;
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smp_num_cpus;
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+ __smp_num_cpus;
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sprint_uptime;
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strtosig;
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tty_to_dev;
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--- proc/sysinfo.c
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+++ proc/sysinfo.c 2018-04-04 11:33:26.306886237 +0000
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@@ -47,7 +47,8 @@
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#endif
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#include <elf.h>
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-long smp_num_cpus; /* number of CPUs */
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+#undef smp_num_cpus
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+long smp_num_cpus=-1; /* number of CPUs */
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long page_bytes; /* this architecture's page size */
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#define BAD_OPEN_MESSAGE \
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@@ -1166,7 +1167,11 @@ out:
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///////////////////////////////////////////////////////////////////////////
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-void cpuinfo (void) {
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+long __smp_num_cpus (void) {
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+
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+ if (smp_num_cpus != -1)
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+ return(smp_num_cpus);
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+
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// ought to count CPUs in /proc/stat instead of relying
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// on glibc, which foolishly tries to parse /proc/cpuinfo
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// note: that may have been the case but now /proc/stat
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@@ -1181,4 +1186,8 @@ void cpuinfo (void) {
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smp_num_cpus = sysconf(_SC_NPROCESSORS_ONLN);
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if (smp_num_cpus<1) /* SPARC glibc is buggy */
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smp_num_cpus=1;
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+
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+ return smp_num_cpus;
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}
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+
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+void cpuinfo (void) { (void)__smp_num_cpus(); }
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--- proc/sysinfo.h
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+++ proc/sysinfo.h 2018-04-04 11:30:51.841725161 +0000
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@@ -8,6 +8,8 @@ EXTERN_C_BEGIN
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extern unsigned long long Hertz; /* clock tick frequency */
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extern long smp_num_cpus; /* number of CPUs */
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+extern long __smp_num_cpus(void);
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+#define smp_num_cpus __smp_num_cpus()
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extern int have_privs; /* boolean, true if setuid or similar */
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extern long page_bytes; /* this architecture's bytes per page */
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