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authorDamjan Marion <damarion@cisco.com>2020-09-17 13:29:33 +0200
committerDamjan Marion <dmarion@me.com>2020-09-17 13:36:50 +0000
commit5ef25165b505f761a099e6c3bc06569cfef74f26 (patch)
tree1f160dd7ef2ca2a1b58831179865b44747354bf1 /src
parent256b67bc8873f268d2cecd16183398352b9fcd16 (diff)
vlib: show FD in 'show memory map'
Type: improvement Change-Id: I04752c011e4ca58f56aa53f6ae27bae93a5c4590 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vlib/cli.c15
-rw-r--r--src/vppinfra/linux/mem.c1
-rw-r--r--src/vppinfra/mem.h3
3 files changed, 15 insertions, 4 deletions
diff --git a/src/vlib/cli.c b/src/vlib/cli.c
index 223a3b71eea..6841a5b2996 100644
--- a/src/vlib/cli.c
+++ b/src/vlib/cli.c
@@ -882,8 +882,8 @@ show_memory_usage (vlib_main_t * vm,
u8 *s = 0;
int numa = -1;
- s = format (s, "\n%-16s%7s%7s%7s",
- "StartAddr", "size", "PageSz", "Pages");
+ s = format (s, "\n%-16s%7s%5s%7s%7s",
+ "StartAddr", "size", "FD", "PageSz", "Pages");
while ((numa = vlib_mem_get_next_numa_node (numa)) != -1)
s = format (s, " Numa%u", numa);
s = format (s, " NotMap");
@@ -896,9 +896,16 @@ show_memory_usage (vlib_main_t * vm,
clib_mem_get_page_stats ((void *) hdr->base_addr,
hdr->log2_page_sz, hdr->num_pages,
&stats);
- s = format (s, "%016lx%7U%7U%7lu",
+ s = format (s, "%016lx%7U",
hdr->base_addr, format_memory_size,
- hdr->num_pages << hdr->log2_page_sz,
+ hdr->num_pages << hdr->log2_page_sz);
+
+ if (hdr->fd != -1)
+ s = format (s, "%5d", hdr->fd);
+ else
+ s = format (s, "%5s", " ");
+
+ s = format (s, "%7U%7lu",
format_log2_page_size, hdr->log2_page_sz,
hdr->num_pages);
while ((numa = vlib_mem_get_next_numa_node (numa)) != -1)
diff --git a/src/vppinfra/linux/mem.c b/src/vppinfra/linux/mem.c
index 96fb0db5b73..ef98b3f360b 100644
--- a/src/vppinfra/linux/mem.c
+++ b/src/vppinfra/linux/mem.c
@@ -579,6 +579,7 @@ clib_mem_vm_map_internal (void *base, clib_mem_page_sz_t log2_page_sz,
hdr->base_addr = (uword) base;
hdr->log2_page_sz = log2_page_sz;
hdr->num_pages = size >> log2_page_sz;
+ hdr->fd = fd;
snprintf (hdr->name, CLIB_VM_MAP_HDR_NAME_MAX_LEN - 1, "%s", (char *) name);
hdr->name[CLIB_VM_MAP_HDR_NAME_MAX_LEN - 1] = 0;
mprotect (hdr, sys_page_sz, PROT_NONE);
diff --git a/src/vppinfra/mem.h b/src/vppinfra/mem.h
index e6f019cd097..9d0aa0997fc 100644
--- a/src/vppinfra/mem.h
+++ b/src/vppinfra/mem.h
@@ -83,6 +83,9 @@ typedef struct _clib_mem_vm_map_hdr
/* page size (log2) */
clib_mem_page_sz_t log2_page_sz;
+ /* file descriptor, -1 if memory is not shared */
+ int fd;
+
/* allocation mame */
#define CLIB_VM_MAP_HDR_NAME_MAX_LEN 64
char name[CLIB_VM_MAP_HDR_NAME_MAX_LEN];