The patch titled pty: prepare for tty->ops changes has been added to the -mm tree. Its filename is pty-prepare-for-tty-ops-changes.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: pty: prepare for tty->ops changes From: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> We are about to change the tty layer to avoid keeping private copies of all the methods in each tty. We have to update the pty layer first as it currently patches the ioctl method according to the tty type. Use multiple tty operations sets instead. Signed-off-by: Alan Cox <alan@xxxxxxxxxx> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/char/pty.c | 29 ++++++++++++++++++++++++++--- 1 file changed, 26 insertions(+), 3 deletions(-) diff -puN drivers/char/pty.c~pty-prepare-for-tty-ops-changes drivers/char/pty.c --- a/drivers/char/pty.c~pty-prepare-for-tty-ops-changes +++ a/drivers/char/pty.c @@ -254,6 +254,18 @@ static int pty_bsd_ioctl(struct tty_stru static int legacy_count = CONFIG_LEGACY_PTY_COUNT; module_param(legacy_count, int, 0); +static const struct tty_operations pty_ops_bsd = { + .open = pty_open, + .close = pty_close, + .write = pty_write, + .write_room = pty_write_room, + .flush_buffer = pty_flush_buffer, + .chars_in_buffer = pty_chars_in_buffer, + .unthrottle = pty_unthrottle, + .set_termios = pty_set_termios, + .ioctl = pty_bsd_ioctl, +}; + static void __init legacy_pty_init(void) { if (legacy_count <= 0) @@ -284,7 +296,6 @@ static void __init legacy_pty_init(void) pty_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW; pty_driver->other = pty_slave_driver; tty_set_operations(pty_driver, &pty_ops); - pty_driver->ioctl = pty_bsd_ioctl; pty_slave_driver->owner = THIS_MODULE; pty_slave_driver->driver_name = "pty_slave"; @@ -377,6 +388,19 @@ static int pty_unix98_ioctl(struct tty_s return -ENOIOCTLCMD; } +static const struct tty_operations pty_unix98_ops = { + .open = pty_open, + .close = pty_close, + .write = pty_write, + .write_room = pty_write_room, + .flush_buffer = pty_flush_buffer, + .chars_in_buffer = pty_chars_in_buffer, + .unthrottle = pty_unthrottle, + .set_termios = pty_set_termios, + .ioctl = pty_unix98_ioctl +}; + + static void __init unix98_pty_init(void) { ptm_driver = alloc_tty_driver(NR_UNIX98_PTY_MAX); @@ -403,8 +427,7 @@ static void __init unix98_pty_init(void) ptm_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV | TTY_DRIVER_DEVPTS_MEM; ptm_driver->other = pts_driver; - tty_set_operations(ptm_driver, &pty_ops); - ptm_driver->ioctl = pty_unix98_ioctl; + tty_set_operations(ptm_driver, &pty_unix98_ops); pts_driver->owner = THIS_MODULE; pts_driver->driver_name = "pty_slave"; _ Patches currently in -mm which might be from alan@xxxxxxxxxxxxxxxxxxx are add-time_is_after_jiffies-and-others-which-compare-with-jiffies.patch git-libata-all.patch pata_atiixp-simplex-clear.patch pata_atiixp-simplex-clear-fix.patch 8390-split-8390-support-into-a-pausing-and-a-non-pausing-driver-core.patch 8390-split-8390-support-into-a-pausing-and-a-non-pausing-driver-core-fix.patch parisc-new-termios-definitions.patch aacraid-fix-unchecked-down_interruptible.patch crisv10-prepare-for-bkl-push-down.patch fix-tty-speed-handling-on-8250.patch uart_get_baud_rate-stop-mangling-termios.patch serial-8250-tighten-test-for-using-backup-timer.patch x86-geode-add-virtual-systems-architecture-detection.patch do_task_stat-dont-take-rcu_read_lock.patch amiserial-prepare-for-locking-relaxation-in-caller.patch cyclades-prepare-for-relaxed-locking-in-callers.patch epca-lock_kernel-push-down.patch esp-lock_kernel-push-down.patch isicom-prepare-for-lock_kernel-push-down.patch isicom-istallion-prepare-for-lock_kernel-pushdown.patch mxser-prepare-for-bkl-pushdown.patch riscom8-prepare-for-bkl-pushdown.patch rocket-prepare-for-bkl-pushdown.patch serial167-prepare-to-push-bkl-down-into-drivers.patch specialix-prepare-for-bkl-pushdown.patch stallion-prepare-for-bkl-push-down.patch sx-prepare-for-bkl-pushdown.patch synclink-series-prepare-for-bkl-pushdown.patch viocons-bkl-locking.patch vt_ioctl-prepare-for-bkl-push-down.patch isdn_tty-prepare-for-bkl-push-down.patch 68360serial-note-that-there-isnt-any-info-mcr-locking.patch serial_core-prepare-for-bkl-push-down.patch tty-bkl-pushdown.patch tty-bkl-pushdown-fix1.patch redo-locking-of-tty-pgrp.patch resume-tty-on-susp-and-fix-crnl-order-in-n_tty-line-discipline.patch tty_io-fix-remaining-pid-struct-locking.patch tty_io-fix-remaining-pid-struct-locking-small-cleanup.patch tty_ioctl-locking-for-tty_wait_until_sent.patch tty_ioctl-soft-carrier-handling.patch tty-drop-the-bkl-for-driver-ldisc-ioctl-methods.patch sxc-fix-printk-warnings-on-sparc32.patch istallion-tiocg-ssoftcar-handling-removal.patch tty-serial-lay-the-foundations-for-the-next-set-of-reworks.patch s390-tty-prepare-for-put_char-to-return-success-fail.patch serial-m68k-put_char-returns.patch usb-gadget-switch-to-put_char-returning-int.patch amiserial-switch-put-char-to-return-success-fail.patch char-switch-gs-cyclades-and-esp-to-return-int-for-put_char.patch mxser-switch-to-put_char-being-int.patch pcmcia-serial-to-int-put_char-method.patch riscom-rocket-switch-to-int-put_char-method.patch serial167-switch-to-int-put_char-method.patch specialix-switch-to-int-put_char-method.patch synclink-series-switch-to-int-put_char-method.patch consoles-switch-to-int-put_char-method.patch isdn-switch-to-int-put_char-method.patch pty-prepare-for-tty-ops-changes.patch pc300-update-to-tty_set_operations.patch serial-switch-the-serial-core-to-int-put_char-methods.patch isicom-bring-into-coding-style.patch tty-the-big-operations-rework.patch strip-fix-up-strip-for-the-new-order.patch edac-new-support-for-intel-3100-chipset.patch edac-add-e752x-parameter-for-sysbus_parity-selection.patch edac-add-e752x-parameter-for-sysbus_parity-selection-checkpatch-fixes.patch edac-remove-unneeded-functions-and-add-static-accessor.patch edac-fix-module-initialization-on-several-modules-2nd-time.patch put_pid-make-sure-we-dont-free-the-live-pid.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html