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Buffer size too small when reading sysinfo

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On a system with 160 CPUs the /proc/cpuinfo size grows beyond
the currently set limit of 10KB causing an internal error.

This patch increases the buffer size to 1MB.

Signed-off-by: Boris Fiuczynski <fiuczy@linux.vnet.ibm.com>
This commit is contained in:
Boris Fiuczynski 2014-12-17 16:47:11 +01:00 committed by Eric Blake
parent af5c3a1015
commit 531aef2e1b
1 changed files with 1 additions and 1 deletions
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2
src/util/virsysinfo.c
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@ -50,7 +50,7 @@ static const char *sysinfoCpuinfo = "/proc/cpuinfo";
#define SYSINFO_SMBIOS_DECODER sysinfoDmidecode #define SYSINFO_SMBIOS_DECODER sysinfoDmidecode
#define SYSINFO sysinfoSysinfo #define SYSINFO sysinfoSysinfo
#define CPUINFO sysinfoCpuinfo #define CPUINFO sysinfoCpuinfo
#define CPUINFO_FILE_LEN (10*1024) /* 10KB limit for /proc/cpuinfo file */ #define CPUINFO_FILE_LEN (1024*1024) /* 1MB limit for /proc/cpuinfo file */
/* only to be used test programs, therefore not in sysinfo.h */ /* only to be used test programs, therefore not in sysinfo.h */
extern void virSysinfoSetup(const char *dmidecode, const char *sysinfo, extern void virSysinfoSetup(const char *dmidecode, const char *sysinfo,