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authorVladimir Oltean <vladimir.oltean@nxp.com>2022-11-15 02:18:43 +0100
committerJakub Kicinski <kuba@kernel.org>2022-11-18 06:16:41 +0100
commit2610937d7e95d010e7301277408457cd385a9288 (patch)
tree4f92e079ac048416250c991419744eebeda7c6fa /net
parentnet: dsa: stop exposing tag proto module helpers to the world (diff)
downloadlinux-2610937d7e95d010e7301277408457cd385a9288.tar.xz
linux-2610937d7e95d010e7301277408457cd385a9288.zip
net: dsa: rename tagging protocol driver modalias
It's autumn cleanup time, and today's target are modaliases. Michael says that for users of modinfo, "dsa_tag-20" is not the most suggestive name, and recommends a change to "dsa_tag-id-20". Andrew points out that other modaliases have a prefix delimited by colons, so he recommends "dsa_tag:20" instead of "dsa_tag-20". To satisfy both proposals, Florian recommends "dsa_tag:id-20". The modaliases are not stable ABI, and the essential information (protocol ID) is still conveyed in the new string, which request_module() must be adapted to form. Link: 20221027210830.3577793-1-vladimir.oltean@nxp.com Suggested-by: Andrew Lunn <andrew@lunn.ch> Suggested-by: Michael Walle <michael@walle.cc> Suggested-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Tested-by: Michael Walle <michael@walle.cc> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
-rw-r--r--net/dsa/dsa.c2
-rw-r--r--net/dsa/dsa_priv.h7
2 files changed, 5 insertions, 4 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 6caf2ec648fd..cc6a497a0e50 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -108,7 +108,7 @@ const struct dsa_device_ops *dsa_tag_driver_get(int tag_protocol)
const struct dsa_device_ops *ops;
bool found = false;
- request_module("%s%d", DSA_TAG_DRIVER_ALIAS, tag_protocol);
+ request_module("%sid-%d", DSA_TAG_DRIVER_ALIAS, tag_protocol);
mutex_lock(&dsa_tag_drivers_lock);
list_for_each_entry(dsa_tag_driver, &dsa_tag_drivers_list, list) {
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 23d2dfdbc1ab..383d224c8143 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -17,9 +17,10 @@
#define DSA_MAX_NUM_OFFLOADING_BRIDGES BITS_PER_LONG
-#define DSA_TAG_DRIVER_ALIAS "dsa_tag-"
-#define MODULE_ALIAS_DSA_TAG_DRIVER(__proto) \
- MODULE_ALIAS(DSA_TAG_DRIVER_ALIAS __stringify(__proto##_VALUE))
+#define DSA_TAG_DRIVER_ALIAS "dsa_tag:"
+#define MODULE_ALIAS_DSA_TAG_DRIVER(__proto) \
+ MODULE_ALIAS(DSA_TAG_DRIVER_ALIAS "id-" \
+ __stringify(__proto##_VALUE))
struct dsa_tag_driver {
const struct dsa_device_ops *ops;