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authorFlorin Coras <fcoras@cisco.com>2020-09-28 23:40:28 -0700
committerDamjan Marion <dmarion@me.com>2020-09-30 10:11:21 +0000
commit2a7c0b6fc027e86727c08d98b66e19ad8768c82b (patch)
treecf037f459b5620fcf4151d272b3fad3d5fa82a19 /src/vnet/session/segment_manager.c
parent5aa34d54de1e3dcdab1b74207ef8a24cc67a0f5d (diff)
svm session: use new clib mem apis for segments
"sh memory map" now reports shared memory segments mapped by session layer for applications. Type: improvement Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: I7debdcd06c7728abfb5cf817a1ccc37de495472c
Diffstat (limited to 'src/vnet/session/segment_manager.c')
-rw-r--r--src/vnet/session/segment_manager.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/src/vnet/session/segment_manager.c b/src/vnet/session/segment_manager.c
index dbeff6e4acf..44ff5fefd70 100644
--- a/src/vnet/session/segment_manager.c
+++ b/src/vnet/session/segment_manager.c
@@ -138,11 +138,16 @@ segment_manager_add_segment (segment_manager_t * sm, uword segment_size)
}
}
else
- seg_name = format (0, "%s%c", "process-private", 0);
+ {
+ app_worker_t *app_wrk = app_worker_get (sm->app_wrk_index);
+ application_t *app = application_get (app_wrk->app_index);
+ seg_name = format (0, "%v segment%c", app->name, 0);
+ }
fs->ssvm.ssvm_size = segment_size;
fs->ssvm.name = seg_name;
- fs->ssvm.requested_va = baseva;
+ /* clib_mem_vm_map_shared consumes first page before requested_va */
+ fs->ssvm.requested_va = baseva + page_size;
if ((rv = ssvm_master_init (&fs->ssvm, props->segment_type)))
{
@@ -192,7 +197,9 @@ segment_manager_del_segment (segment_manager_t * sm, fifo_segment_t * fs)
if (ssvm_type (&fs->ssvm) != SSVM_SEGMENT_PRIVATE)
{
- clib_valloc_free (&smm->va_allocator, fs->ssvm.requested_va);
+ /* clib_mem_vm_map_shared consumes first page before requested_va */
+ clib_valloc_free (&smm->va_allocator,
+ fs->ssvm.requested_va - clib_mem_get_page_size ());
if (!segment_manager_app_detached (sm))
{
@@ -947,6 +954,7 @@ segment_manager_show_fn (vlib_main_t * vm, unformat_input_t * input,
}));
/* *INDENT-ON* */
+ vlib_cli_output (vm, "\n");
}
if (show_segments)
{