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authorDmitry Safonov <[email protected]>2024-11-13 18:46:44 +0000
committerJakub Kicinski <[email protected]>2024-11-15 16:14:16 -0800
commite51edeaf3506654ebd62c16e0ddf58da271b5200 (patch)
tree5341b5b9b1cd150c2ce4d2bb87aadee5c0dcaa80
parent253239044808e0036f4e36b0347d161b893c4767 (diff)
net/netlink: Correct the comment on netlink message max cap
Since commit d35c99ff77ec ("netlink: do not enter direct reclaim from netlink_dump()") the cap is 32KiB. Signed-off-by: Dmitry Safonov <[email protected]> Link: https://patch.msgid.link/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
-rw-r--r--net/netlink/af_netlink.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 2ea4763a2004..8c78b29683a6 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2264,7 +2264,7 @@ static int netlink_dump(struct sock *sk, bool lock_taken)
goto errout_skb;
/* NLMSG_GOODSIZE is small to avoid high order allocations being
- * required, but it makes sense to _attempt_ a 16K bytes allocation
+ * required, but it makes sense to _attempt_ a 32KiB allocation
* to reduce number of system calls on dump operations, if user
* ever provided a big enough buffer.
*/
@@ -2286,7 +2286,7 @@ static int netlink_dump(struct sock *sk, bool lock_taken)
goto errout_skb;
/* Trim skb to allocated size. User is expected to provide buffer as
- * large as max(min_dump_alloc, 16KiB (mac_recvmsg_len capped at
+ * large as max(min_dump_alloc, 32KiB (max_recvmsg_len capped at
* netlink_recvmsg())). dump will pack as many smaller messages as
* could fit within the allocated skb. skb is typically allocated
* with larger space than required (could be as much as near 2x the