[RFC PATCH v3 2/8] create_syslog_header: Add durable name
From: Tony Asleson <hidden>
Date: 2020-06-23 19:17:59
Also in:
linux-scsi
Subsystem:
driver core, kobjects, debugfs and sysfs, the rest · Maintainers:
Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Linus Torvalds
This gets us a persistent durable name for code that logs messages in the block layer that have the appropriate callbacks setup for durable name. Signed-off-by: Tony Asleson <redacted> --- drivers/base/core.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 511b7d2fc916..964690572a89 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c@@ -3754,6 +3754,7 @@ create_syslog_header(const struct device *dev, char *hdr, size_t hdrlen) { const char *subsys; size_t pos = 0; + int dlen; if (dev->class) subsys = dev->class->name;
@@ -3796,6 +3797,10 @@ create_syslog_header(const struct device *dev, char *hdr, size_t hdrlen) "DEVICE=+%s:%s", subsys, dev_name(dev)); } + dlen = dev_durable_name(dev, hdr + (pos + 1), hdrlen - (pos + 1)); + if (dlen) + pos += dlen + 1; + if (pos >= hdrlen) goto overflow;
--
2.25.4