Contributors: 46
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Joe Perches |
318 |
31.74% |
1 |
1.09% |
| Alexey Dobriyan |
220 |
21.96% |
3 |
3.26% |
| Rik Van Riel |
58 |
5.79% |
2 |
2.17% |
| Linus Torvalds (pre-git) |
54 |
5.39% |
12 |
13.04% |
| Andi Kleen |
37 |
3.69% |
2 |
2.17% |
| Kirill A. Shutemov |
29 |
2.89% |
4 |
4.35% |
| Johannes Weiner |
25 |
2.50% |
4 |
4.35% |
| Pintu Kumar |
25 |
2.50% |
1 |
1.09% |
| Vlastimil Babka |
25 |
2.50% |
1 |
1.09% |
| David Howells |
22 |
2.20% |
4 |
4.35% |
| Mel Gorman |
17 |
1.70% |
5 |
5.43% |
| Martin Hicks |
17 |
1.70% |
1 |
1.09% |
| Christoph Lameter |
17 |
1.70% |
7 |
7.61% |
| Song Liu |
16 |
1.60% |
1 |
1.09% |
| Sami Tolvanen |
16 |
1.60% |
1 |
1.09% |
| Dennis Zhou |
10 |
1.00% |
1 |
1.09% |
| Andrea Arcangeli |
9 |
0.90% |
1 |
1.09% |
| Linus Torvalds |
9 |
0.90% |
4 |
4.35% |
| Andrew Morton |
6 |
0.60% |
4 |
4.35% |
| Roman Gushchin |
6 |
0.60% |
2 |
2.17% |
| Tomas Mudrunka |
6 |
0.60% |
1 |
1.09% |
| Yosry Ahmed |
5 |
0.50% |
2 |
2.17% |
| Motohiro Kosaki |
4 |
0.40% |
2 |
2.17% |
| Randy Dunlap |
4 |
0.40% |
1 |
1.09% |
| Miklos Szeredi |
4 |
0.40% |
1 |
1.09% |
| Claudio Scordino |
4 |
0.40% |
1 |
1.09% |
| Yinghai Lu |
3 |
0.30% |
2 |
2.17% |
| Andrey Vagin |
3 |
0.30% |
1 |
1.09% |
| Tejun Heo |
3 |
0.30% |
1 |
1.09% |
| Rafael Aquini |
3 |
0.30% |
1 |
1.09% |
| Christoph Hellwig |
3 |
0.30% |
2 |
2.17% |
| Shakeel Butt |
3 |
0.30% |
2 |
2.17% |
| Michal Hocko |
3 |
0.30% |
1 |
1.09% |
| Feng Tang |
2 |
0.20% |
1 |
1.09% |
| Igor Redko |
2 |
0.20% |
1 |
1.09% |
| Russell King |
2 |
0.20% |
1 |
1.09% |
| Jerome Marchand |
2 |
0.20% |
1 |
1.09% |
| Shaohua Li |
2 |
0.20% |
1 |
1.09% |
| Frank Hirtz |
1 |
0.10% |
1 |
1.09% |
| Neil Brown |
1 |
0.10% |
1 |
1.09% |
| Andrew Lutomirski |
1 |
0.10% |
1 |
1.09% |
| Greg Kroah-Hartman |
1 |
0.10% |
1 |
1.09% |
| Xishi Qiu |
1 |
0.10% |
1 |
1.09% |
| Kefeng Wang |
1 |
0.10% |
1 |
1.09% |
| Arun Sharma |
1 |
0.10% |
1 |
1.09% |
| Paul Gortmaker |
1 |
0.10% |
1 |
1.09% |
| Total |
1002 |
|
92 |
|
// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/mman.h>
#include <linux/mmzone.h>
#include <linux/memblock.h>
#include <linux/proc_fs.h>
#include <linux/percpu.h>
#include <linux/seq_file.h>
#include <linux/swap.h>
#include <linux/vmstat.h>
#include <linux/atomic.h>
#include <linux/vmalloc.h>
#ifdef CONFIG_CMA
#include <linux/cma.h>
#endif
#include <linux/zswap.h>
#include <asm/page.h>
#include "internal.h"
void __attribute__((weak)) arch_report_meminfo(struct seq_file *m)
{
}
static void show_val_kb(struct seq_file *m, const char *s, unsigned long num)
{
seq_put_decimal_ull_width(m, s, num << (PAGE_SHIFT - 10), 8);
seq_write(m, " kB\n", 4);
}
static int meminfo_proc_show(struct seq_file *m, void *v)
{
struct sysinfo i;
unsigned long committed;
long cached;
long available;
unsigned long pages[NR_LRU_LISTS];
unsigned long sreclaimable, sunreclaim;
int lru;
si_meminfo(&i);
si_swapinfo(&i);
committed = vm_memory_committed();
cached = global_node_page_state(NR_FILE_PAGES) -
total_swapcache_pages() - i.bufferram;
if (cached < 0)
cached = 0;
for (lru = LRU_BASE; lru < NR_LRU_LISTS; lru++)
pages[lru] = global_node_page_state(NR_LRU_BASE + lru);
available = si_mem_available();
sreclaimable = global_node_page_state_pages(NR_SLAB_RECLAIMABLE_B);
sunreclaim = global_node_page_state_pages(NR_SLAB_UNRECLAIMABLE_B);
show_val_kb(m, "MemTotal: ", i.totalram);
show_val_kb(m, "MemFree: ", i.freeram);
show_val_kb(m, "MemAvailable: ", available);
show_val_kb(m, "Buffers: ", i.bufferram);
show_val_kb(m, "Cached: ", cached);
show_val_kb(m, "SwapCached: ", total_swapcache_pages());
show_val_kb(m, "Active: ", pages[LRU_ACTIVE_ANON] +
pages[LRU_ACTIVE_FILE]);
show_val_kb(m, "Inactive: ", pages[LRU_INACTIVE_ANON] +
pages[LRU_INACTIVE_FILE]);
show_val_kb(m, "Active(anon): ", pages[LRU_ACTIVE_ANON]);
show_val_kb(m, "Inactive(anon): ", pages[LRU_INACTIVE_ANON]);
show_val_kb(m, "Active(file): ", pages[LRU_ACTIVE_FILE]);
show_val_kb(m, "Inactive(file): ", pages[LRU_INACTIVE_FILE]);
show_val_kb(m, "Unevictable: ", pages[LRU_UNEVICTABLE]);
show_val_kb(m, "Mlocked: ", global_zone_page_state(NR_MLOCK));
#ifdef CONFIG_HIGHMEM
show_val_kb(m, "HighTotal: ", i.totalhigh);
show_val_kb(m, "HighFree: ", i.freehigh);
show_val_kb(m, "LowTotal: ", i.totalram - i.totalhigh);
show_val_kb(m, "LowFree: ", i.freeram - i.freehigh);
#endif
#ifndef CONFIG_MMU
show_val_kb(m, "MmapCopy: ",
(unsigned long)atomic_long_read(&mmap_pages_allocated));
#endif
show_val_kb(m, "SwapTotal: ", i.totalswap);
show_val_kb(m, "SwapFree: ", i.freeswap);
#ifdef CONFIG_ZSWAP
show_val_kb(m, "Zswap: ", zswap_total_pages());
seq_printf(m, "Zswapped: %8lu kB\n",
(unsigned long)atomic_read(&zswap_stored_pages) <<
(PAGE_SHIFT - 10));
#endif
show_val_kb(m, "Dirty: ",
global_node_page_state(NR_FILE_DIRTY));
show_val_kb(m, "Writeback: ",
global_node_page_state(NR_WRITEBACK));
show_val_kb(m, "AnonPages: ",
global_node_page_state(NR_ANON_MAPPED));
show_val_kb(m, "Mapped: ",
global_node_page_state(NR_FILE_MAPPED));
show_val_kb(m, "Shmem: ", i.sharedram);
show_val_kb(m, "KReclaimable: ", sreclaimable +
global_node_page_state(NR_KERNEL_MISC_RECLAIMABLE));
show_val_kb(m, "Slab: ", sreclaimable + sunreclaim);
show_val_kb(m, "SReclaimable: ", sreclaimable);
show_val_kb(m, "SUnreclaim: ", sunreclaim);
seq_printf(m, "KernelStack: %8lu kB\n",
global_node_page_state(NR_KERNEL_STACK_KB));
#ifdef CONFIG_SHADOW_CALL_STACK
seq_printf(m, "ShadowCallStack:%8lu kB\n",
global_node_page_state(NR_KERNEL_SCS_KB));
#endif
show_val_kb(m, "PageTables: ",
global_node_page_state(NR_PAGETABLE));
show_val_kb(m, "SecPageTables: ",
global_node_page_state(NR_SECONDARY_PAGETABLE));
show_val_kb(m, "NFS_Unstable: ", 0);
show_val_kb(m, "Bounce: ",
global_zone_page_state(NR_BOUNCE));
show_val_kb(m, "WritebackTmp: ",
global_node_page_state(NR_WRITEBACK_TEMP));
show_val_kb(m, "CommitLimit: ", vm_commit_limit());
show_val_kb(m, "Committed_AS: ", committed);
seq_printf(m, "VmallocTotal: %8lu kB\n",
(unsigned long)VMALLOC_TOTAL >> 10);
show_val_kb(m, "VmallocUsed: ", vmalloc_nr_pages());
show_val_kb(m, "VmallocChunk: ", 0ul);
show_val_kb(m, "Percpu: ", pcpu_nr_pages());
memtest_report_meminfo(m);
#ifdef CONFIG_MEMORY_FAILURE
seq_printf(m, "HardwareCorrupted: %5lu kB\n",
atomic_long_read(&num_poisoned_pages) << (PAGE_SHIFT - 10));
#endif
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
show_val_kb(m, "AnonHugePages: ",
global_node_page_state(NR_ANON_THPS));
show_val_kb(m, "ShmemHugePages: ",
global_node_page_state(NR_SHMEM_THPS));
show_val_kb(m, "ShmemPmdMapped: ",
global_node_page_state(NR_SHMEM_PMDMAPPED));
show_val_kb(m, "FileHugePages: ",
global_node_page_state(NR_FILE_THPS));
show_val_kb(m, "FilePmdMapped: ",
global_node_page_state(NR_FILE_PMDMAPPED));
#endif
#ifdef CONFIG_CMA
show_val_kb(m, "CmaTotal: ", totalcma_pages);
show_val_kb(m, "CmaFree: ",
global_zone_page_state(NR_FREE_CMA_PAGES));
#endif
#ifdef CONFIG_UNACCEPTED_MEMORY
show_val_kb(m, "Unaccepted: ",
global_zone_page_state(NR_UNACCEPTED));
#endif
hugetlb_report_meminfo(m);
arch_report_meminfo(m);
return 0;
}
static int __init proc_meminfo_init(void)
{
struct proc_dir_entry *pde;
pde = proc_create_single("meminfo", 0, NULL, meminfo_proc_show);
pde_make_permanent(pde);
return 0;
}
fs_initcall(proc_meminfo_init);