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Commit 7a81e316 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Linus Torvalds
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[PATCH] re-add TIOCSTART and TIOCSTOP compat_ioctl handlers 



We don't implement these ioctls, but some architectures define them in the
headers.  Bash picks them up and issues them frequently.  Add compat_ioctl
handlers to silence warnings about unhandled copat ioctls.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 49705b77

fs/compat_ioctl.c

+10 −0
Original line number Original line Diff line number Diff line
@@ -3051,6 +3051,16 @@ HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl) 
COMPATIBLE_IOCTL(TIOCGLTC)

COMPATIBLE_IOCTL(TIOCGLTC)

COMPATIBLE_IOCTL(TIOCSLTC)

COMPATIBLE_IOCTL(TIOCSLTC)

#endif

#endif

#ifdef TIOCSTART

/*

 * For these two we have defintions in ioctls.h and/or termios.h on

 * some architectures but no actual implemention.  Some applications

 * like bash call them if they are defined in the headers, so we provide

 * entries here to avoid syslog message spew.

 */

COMPATIBLE_IOCTL(TIOCSTART)

COMPATIBLE_IOCTL(TIOCSTOP)

#endif

/* Usbdevfs */

/* Usbdevfs */

HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)

HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)

HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)

HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)