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Commit 215fc6af authored by Nikitas Angelinas's avatar Nikitas Angelinas Committed by Theodore Ts'o
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ext4: MMP: kmmpd should use nodename from init_uts_ns.name, not sysname 



sysname holds "Linux" by default, i.e. what appears when doing a "uname
-s"; nodename should be used to print the machine's hostname, i.e. what
is returned when doing a "uname -n" or "hostname", and what
gethostname(2)/sethostname(2) manipulate, in order to notify the
administrator of the node which is contending to mount the filesystem.

Acked-by: default avatarAndreas Dilger <adilger@dilger.ca>
Signed-off-by: default avatarNikitas Angelinas <nikitas_angelinas@xyratex.com>
Signed-off-by: default avatarAndrew Perepechko <andrew_perepechko@xyratex.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent f472e026

fs/ext4/mmp.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -109,7 +109,7 @@ static int kmmpd(void *data) 
	mmp->mmp_check_interval = cpu_to_le16(mmp_check_interval);

	mmp->mmp_check_interval = cpu_to_le16(mmp_check_interval);

	bdevname(bh->b_bdev, mmp->mmp_bdevname);

	bdevname(bh->b_bdev, mmp->mmp_bdevname);





	memcpy(mmp->mmp_nodename, init_utsname()->sysname,

	memcpy(mmp->mmp_nodename, init_utsname()->nodename,

	       sizeof(mmp->mmp_nodename));

	       sizeof(mmp->mmp_nodename));





	while (!kthread_should_stop()) {

	while (!kthread_should_stop()) {