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| author | Takatoshi Akiyama <takatoshi.akiyama.kj@ps.hitachi-solutions.com> | 2016-11-07 16:56:50 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-11-10 14:39:44 +0100 |
| commit | 6fc5a520429e29ae84cb9ce8e8c584166a54a1ee (patch) | |
| tree | 7a320a362d127ea0ca8694f43c2537537f54f7cb /drivers/tty/synclink_gt.c | |
| parent | tty: serial: make crisv10 explicitly non-modular (diff) | |
| download | linux-6fc5a520429e29ae84cb9ce8e8c584166a54a1ee.tar.xz linux-6fc5a520429e29ae84cb9ce8e8c584166a54a1ee.zip | |
serial: sh-sci: Fix deadlock caused by serial output request
While spin is already locked, serial output request causes the deadlock,
because serial output process also tries to lock the spin.
This patch removes serial output with spin locked.
Signed-off-by: Takatoshi Akiyama <takatoshi.akiyama.kj@ps.hitachi-solutions.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/synclink_gt.c')
0 files changed, 0 insertions, 0 deletions