Page MenuHomeFreeBSD
Files F97742805

D34520.id103918.diff
No OneTemporary
Actions

D34520.id103918.diff
View Options

diff --git a/sbin/dumpon/dumpon.c b/sbin/dumpon/dumpon.c
--- a/sbin/dumpon/dumpon.c
+++ b/sbin/dumpon/dumpon.c
@@ -650,6 +650,15 @@
error = ioctl(fd, DIOCSKERNELDUMP, kdap);
if (error != 0)
error = errno;
+ if (error == EINVAL && (gzip || zstd)) {
+ /* Retry without compression in case kernel lacks support. */
+ kdap->kda_compression = KERNELDUMP_COMP_NONE;
+ error = ioctl(fd, DIOCSKERNELDUMP, kdap);
+ if (error == 0)
+ warnx("Compression disabled; kernel may lack gzip or zstd support.");
+ else
+ error = errno;
+ }
explicit_bzero(kdap->kda_encryptedkey, kdap->kda_encryptedkeysize);
free(kdap->kda_encryptedkey);
explicit_bzero(kdap, sizeof(*kdap));

File Metadata

Mime Type
text/plain
Expires
Wed, Oct 2, 1:42 AM (1 h, 9 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
13243521
Default Alt Text
D34520.id103918.diff (680 B)

Event Timeline