diff options
Diffstat (limited to 'modules/devices/dmi_memory.c')
| -rw-r--r-- | modules/devices/dmi_memory.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/modules/devices/dmi_memory.c b/modules/devices/dmi_memory.c index f266193c..1988666b 100644 --- a/modules/devices/dmi_memory.c +++ b/modules/devices/dmi_memory.c @@ -26,6 +26,9 @@ extern const char *dtree_mem_str; /* in devicetree.c */ +/* in monitors.c */ +gchar **get_output_lines(const char *cmd_line); + #include "util_sysobj.h" /* for appfsp() */ #define dmi_spd_msg(...) /* fprintf (stderr, __VA_ARGS__) */ @@ -382,6 +385,34 @@ static void dmi_fill_from_spd(dmi_mem_socket *s) { s->type_detail = g_strdup(s->spd->type_detail); } +static dmi_mem_size size_of_online_memory_blocks() { + gchar **online_files = NULL; + gchar *block_size_bytes_str = NULL; + dmi_mem_size block_size_bytes = 0; + dmi_mem_size ret = 0; + + if (g_file_get_contents("/sys/devices/system/memory/block_size_bytes", &block_size_bytes_str, NULL, NULL) ) { + block_size_bytes = strtoll(block_size_bytes_str, NULL, 16); + } + if (!block_size_bytes) + return 0; + + online_files = get_output_lines("find /sys/devices/system/memory -name online"); + int i, found = 0; + for(i = 0; online_files[i]; i++) { + gchar *online = NULL; + if (g_file_get_contents(online_files[i], &online, NULL, NULL) ) { + if (1 == strtol(online, NULL, 0)) { + found++; + ret += block_size_bytes; + } + } + g_free(online); + } + g_strfreev(online_files); + return ret; +} + dmi_mem *dmi_mem_new() { dmi_mem *m = g_new0(dmi_mem, 1); @@ -531,6 +562,10 @@ dmi_mem_new_last_chance: } } + /* Try to sum the online blocks for a physical memory total */ + if (!m->system_memory_MiB) + m->system_memory_MiB = size_of_online_memory_blocks() / 1024 / 1024; + return m; } |