summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorPatrick Delaunay <patrick.delaunay@st.com>2020-04-22 14:18:25 +0200
committerTom Rini <trini@konsulko.com>2020-04-27 14:55:29 -0400
commit421de7fec831902fb9b88651446cc80ae4045d45 (patch)
tree682649232025a1d9e17ac2259704b660e6219fd4
parent7683b11098ded5087138d84e2e85078335a0cb72 (diff)
net: tftp: Add help for CONFIG_TFTP_BLOCKSIZE
Add help message for the CONFIG_TFTP_BLOCKSIZE default value, as explain in tftp.c before migration in commit b618b3707633 ("net: Convert CONFIG_TFTP_BLOCKSIZE to Kconfig") Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
-rw-r--r--net/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/Kconfig b/net/Kconfig
index 96bbce1778..ac6d0cf8a6 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -44,5 +44,9 @@ config TFTP_BLOCKSIZE
default 1468
help
Default TFTP block size.
+ The MTU is typically 1500 for ethernet, so a TFTP block of
+ 1468 (MTU minus eth.hdrs) provides a good throughput with
+ almost-MTU block sizes.
+ You can also activate CONFIG_IP_DEFRAG to set a larger block.
endif # if NET