Print the value of DEVLINK_ATTR_SB_POOL_CELL_SIZE, if reported.
Example:
pci/0000:82:00.0:
sb 1 pool 0 type egress size 40945664 thtype static cell_size 2048
sb 2 pool 0 type egress size 258867200 thtype static cell_size 10240
...
Signed-off-by: Jakub Kicinski <jakub.kicin...@netronome.com>
Reviewed-by: Quentin Monnet <quentin.mon...@netronome.com>
---
devlink/devlink.c | 3 +++
man/man8/devlink-sb.8 | 10 ++++++++++
2 files changed, 13 insertions(+)
diff --git a/devlink/devlink.c b/devlink/devlink.c
index fc4b18d1b613..40f6105af109 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -2891,6 +2891,9 @@ static void pr_out_sb_pool(struct dl *dl, struct nlattr
**tb)
mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_SIZE]));
pr_out_str(dl, "thtype",
threshold_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE])));
+ if (tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE])
+ pr_out_uint(dl, "cell_size",
+
mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE]));
pr_out_handle_end(dl);
}
diff --git a/man/man8/devlink-sb.8 b/man/man8/devlink-sb.8
index 1882833a3fa7..767c932dd4c1 100644
--- a/man/man8/devlink-sb.8
+++ b/man/man8/devlink-sb.8
@@ -128,6 +128,16 @@ Behaviour of this argument it the same for every command.
- specifies the devlink device to show pools.
If this argument is omitted all pools of all devices are listed.
+Display available pools listing their
+.B type, size, thtype
+and
+.B cell_size. cell_size
+is the allocation granularity of memory within the shared buffer. Drivers
+may round up, round down or reject
+.B size
+passed to the set command if its not multiple of
+.B cell_size.
+
.SS devlink sb pool set - set attributes of pool
.PP
--
2.19.2
