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author | Max Krummenacher <max.krummenacher@toradex.com> | 2021-10-16 13:04:24 +0200 |
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committer | Max Krummenacher <max.krummenacher@toradex.com> | 2021-10-16 13:04:24 +0200 |
commit | f8e718054f4421d11638e370b933ccc6c77466ed (patch) | |
tree | 973ff8cb8aed7d8e4da6a194456ddc01c206b7de /drivers/s390/cio/chp.c | |
parent | d900385139e5aa8d584dee92c87bb85d0226253e (diff) | |
parent | 1392fe82d7fba00ba4a8e01968935f2b2085d5a4 (diff) |
Merge tag 'v4.4.288' into toradex_vf_4.4
This is the 4.4.288 stable release
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Diffstat (limited to 'drivers/s390/cio/chp.c')
-rw-r--r-- | drivers/s390/cio/chp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/s390/cio/chp.c b/drivers/s390/cio/chp.c index 50597f9522fe..151c8df394a8 100644 --- a/drivers/s390/cio/chp.c +++ b/drivers/s390/cio/chp.c @@ -257,6 +257,9 @@ static ssize_t chp_status_write(struct device *dev, if (!num_args) return count; + /* Wait until previous actions have settled. */ + css_wait_for_slow_path(); + if (!strncasecmp(cmd, "on", 2) || !strcmp(cmd, "1")) { mutex_lock(&cp->lock); error = s390_vary_chpid(cp->chpid, 1); |