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authorJiri Slaby <jslaby@suse.cz>2011-08-25 13:12:06 (GMT)
committerGreg Kroah-Hartman <gregkh@suse.de>2011-08-25 16:00:40 (GMT)
commita57a7bf3fc7eff00f07eb9c805774d911a3f2472 (patch)
treee69628dba2da099c90bdff8bac4644d2f76b3e4b /drivers/tty/hvc
parentbafb0bd24d7e0e0124318625b239a55d58c757a2 (diff)
downloadlinux-fsl-qoriq-a57a7bf3fc7eff00f07eb9c805774d911a3f2472.tar.xz
TTY: define tty_wait_until_sent_from_close
We need this helper to fix system stalls. The issue is that the rest of the system TTYs wait for us to finish waiting. This wasn't an issue with BKL. BKL used to unlock implicitly. This is based on the Arnd suggestion. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/tty/hvc')
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