- 14 12月, 2015 1 次提交
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由 Frederik Völkel 提交于
This patch adds missing spaces reported by checkpatch. Signed-off-by: NFrederik Völkel <frederik.voelkel@fau.de> Signed-off-by: NLukas Braun <lukas.braun@fau.de> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 18 10月, 2015 1 次提交
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由 Peter Hurley 提交于
With the removal of tty_wait_until_sent_from_close(), tty drivers no longer wait during open for parallel closes to complete (instead, the tty core waits before calling the driver open() method). Thus, the close_wait waitqueue is no longer used for waiting. Remove struct tty_port::close_wait. Signed-off-by: NPeter Hurley <peter@hurleysoftware.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 05 10月, 2015 1 次提交
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由 Fabio Estevam 提交于
Compare pointer-typed values to NULL rather than 0 The semantic patch that makes this change is available in scripts/coccinelle/null/badzero.cocci. Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 11 5月, 2015 1 次提交
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由 Greg Kroah-Hartman 提交于
We should not be doing assignments within an if () block so fix up the code to not do this. change was created using Coccinelle. CC: Jiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 29 4月, 2013 1 次提交
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由 Greg Ungerer 提交于
The contents of the m68k asm/dbg.h are never used, remove the file and remove the one reference to it. Signed-off-by: NGreg Ungerer <gerg@uclinux.org> Acked-by: NGeert Uytterhoeven <geert@linux-m68k.org>
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- 19 3月, 2013 1 次提交
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由 Jiri Slaby 提交于
tty->hw_stopped is set only by drivers to remember HW state. If it is never set to 1 in a particular driver, there is no need to check it in the driver at all. Remove such checks. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 18 1月, 2013 1 次提交
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由 Cong Ding 提交于
The pointer info is dereferened in line 1009, so it is not necessary to check null again in line 1012. Signed-off-by: NCong Ding <dinggnu@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 16 1月, 2013 2 次提交
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由 Jiri Slaby 提交于
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. This is the last one: tty_schedule_flip Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. tty_insert_flip_char is the next one to proceed. This one is used all over the code, so the patch is huge. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 16 11月, 2012 1 次提交
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由 Jiri Slaby 提交于
After commit "TTY: move tty buffers to tty_port", the tty buffers are not freed in some drivers. This is because tty_port_destructor is not called whenever a tty_port is freed. This was an assumption I counted with but was unfortunately untrue. So fix the drivers to fulfil this assumption. To be sure, the TTY buffers (and later some stuff) are gone along with the tty_port, we have to call tty_port_destroy at tear-down places. This is mostly where the structure containing a tty_port is freed. This patch does exactly that -- put tty_port_destroy at those places. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 14 8月, 2012 1 次提交
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由 Jiri Slaby 提交于
So now for those drivers that can use neither tty_port_install nor tty_port_register_driver but still have tty_port available before tty_register_driver we use newly added tty_port_link_device. The rest of the drivers that still do not provide tty_struct <-> tty_port link will have to be converted to implement tty->ops->install. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Acked-by: NAlan Cox <alan@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 11 8月, 2012 1 次提交
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由 Jiri Slaby 提交于
tty_struct->termios is no longer a pointer. This was changed recently by "tty: move the termios object into the tty". But 68328serial was not changed, so we now have a compilation error: 68328serial.c: In function 'change_speed': 68328serial.c:518:22: error: invalid type argument of '->' (have 'struct ktermios') 68328serial.c: In function 'rs_set_ldisc': 68328serial.c:620:31: error: invalid type argument of '->' (have 'struct ktermios') 68328serial.c: In function 'rs_set_termios': 68328serial.c:988:20: error: invalid type argument of '->' (have 'struct ktermios') Fix that now. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Acked-by: NAlan Cox <alan@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 10 4月, 2012 12 次提交
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由 Jiri Slaby 提交于
Since the code is identical, use the tty_port_block_til_ready helper instead of re-implemented variant. The code does not perform rtsdts handling, hence we do not need to provide tty port hooks for them. The default ones will be used instead. The only necessary thing is to provide tty_port_operations. It is empty, but has to be there... Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
And refcount that properly. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
We need tty at some places, but info->tty might be NULL at those. Let us propagate tty from callers where we know we have a valid tty. This will make a switch to tty refcounting simpler. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
And use count and blocked_count from that. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
All the needed stuff is moved to 68328serial.c now. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
flags passed to local_irq_save/restore should be ulong. Switch tehem to that. Otherwise we get compilation warnings: .../68328serial.c:248:9: warning: comparison of distinct pointer types lacks a cast [enabled by default] .../68328serial.c:257:9: warning: comparison of distinct pointer types lacks a cast [enabled by default] Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
- empty functions - unused global variables Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
Not everything from struct m68k_serial is really used. So remove unused or only-set members of that structure. Next step is to move it to 68328serial.c and remove 68328serial.h completely. This change also takes status_handle and batten_down_hatches away since they use break_abort but do nothing. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: linux-m68k@lists.linux-m68k.org Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Jiri Slaby 提交于
serial_state in 68328serial.h is a duplicated structure. One is defined in linux/serial.h. So let us use that instead. And since the serial flags are identical, use ones from there too. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: NGreg Ungerer <gerg@uclinux.org> Cc: linux-m68k@lists.linux-m68k.org Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 29 3月, 2012 1 次提交
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由 David Howells 提交于
Remove all #inclusions of asm/system.h preparatory to splitting and killing it. Performed with the following command: perl -p -i -e 's!^#\s*include\s*<asm/system[.]h>.*\n!!' `grep -Irl '^#\s*include\s*<asm/system[.]h>' *` Signed-off-by: NDavid Howells <dhowells@redhat.com>
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- 09 3月, 2012 1 次提交
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由 Jiri Slaby 提交于
Checking if tty->index is in bounds is not needed. The tty has the index set in the initial open. This is done in get_tty_driver. And it can be only in interval <0,driver->num). So remove the tests which check exactly this interval. Some are left untouched as they check against the current backing device count. (Leaving apart that the check is racy in most of the cases.) Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 23 9月, 2011 2 次提交
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由 Yong Zhang 提交于
Since commit [e58aa3d2: genirq: Run irq handlers with interrupts disabled], We run all interrupt handlers with interrupts disabled and we even check and yell when an interrupt handler returns with interrupts enabled (see commit [b738a50a: genirq: Warn when handler enables interrupts]). So now this flag is a NOOP and can be removed. Signed-off-by: NYong Zhang <yong.zhang0@gmail.com> Acked-by: NTobias Klauser <tklauser@distanz.ch> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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由 Jiri Slaby 提交于
The code is dead at least since 2002. So remove it to not distort git grep output (about port.tty usage). Remove the whole do_softirq tasklet as it's noop now. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Alan Cox <alan@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 25 5月, 2011 1 次提交
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由 David Rientjes 提交于
Architectures that implement their own show_mem() function did not pass the filter argument to show_free_areas() to appropriately avoid emitting the state of nodes that are disallowed in the current context. This patch now passes the filter argument to show_free_areas() so those nodes are now avoided. This patch also removes the show_free_areas() wrapper around __show_free_areas() and converts existing callers to pass an empty filter. ia64 emits additional information for each node, so skip_free_areas_zone() must be made global to filter disallowed nodes and it is converted to use a nid argument rather than a zone for this use case. Signed-off-by: NDavid Rientjes <rientjes@google.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Tony Luck <tony.luck@intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Kyle McMartin <kyle@mcmartin.ca> Cc: Helge Deller <deller@gmx.de> Cc: James Bottomley <jejb@parisc-linux.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 18 2月, 2011 1 次提交
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由 Alan Cox 提交于
Only oddities here are a couple of drivers that bogusly called the ldisc helpers instead of returning -ENOIOCTLCMD. Fix the bug and the rest goes away. Signed-off-by: NAlan Cox <alan@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 16 2月, 2011 1 次提交
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由 Greg Ungerer 提交于
The struct_tty associated with a port is now a direct pointer from within the local private driver info struct. So fix all uses of it. Signed-off-by: NGreg Ungerer <gerg@uclinux.org>
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- 04 2月, 2011 1 次提交
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由 Tejun Heo 提交于
m68k_serial->tqueue_hangup is unused. Remove it. Signed-off-by: NTejun Heo <tj@kernel.org> Cc: Greg Ungerer <gerg@uclinux.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 14 1月, 2011 1 次提交
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由 Greg Kroah-Hartman 提交于
The serial drivers are really just tty drivers, so move them to drivers/tty/ to make things a bit neater overall. This is part of the tty/serial driver movement proceedure as proposed by Arnd Bergmann and approved by everyone involved a number of months ago. Cc: Arnd Bergmann <arnd@arndb.de> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Rogier Wolff <R.E.Wolff@bitwizard.nl> Cc: Michael H. Warfield <mhw@wittsend.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 24 8月, 2010 1 次提交
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由 Kulikov Vasiliy 提交于
As copy_*_user() calls access_ok() it should not be called explicitly. Signed-off-by: NKulikov Vasiliy <segooon@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 11 8月, 2010 3 次提交
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由 Christoph Egger 提交于
(ALMA_ANS | DRAGONIXVZ | M68EZ328ADS) doesn't exist in Kconfig, therefore remove all references to it from the source code. Signed-off-by: NChristoph Egger <siccegge@cs.fau.de> Acked-by: NGreg Ungerer <gerg@uclinux.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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由 Arnd Bergmann 提交于
Most tty drivers may block while opening a device. Since this possibly depends on another thread closing it first and both threads may need the BTM, we need to release it here. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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由 Christoph Egger 提交于
as there's no config CONSOLE (never has been as far as I can tell) and noone has ever missed that piece of code, it should be safe to remove it making the kernel a tiny bit less complex. Signed-off-by: NChristoph Egger <siccegge@cs.fau.de> Acked-by: NGreg Ungerer <gerg@snapgear.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 25 5月, 2010 1 次提交
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由 Greg Ungerer 提交于
Commit 8b505ca8 ("serial: 68328serial.c: remove BAUD_TABLE_SIZE macro") misses one use of BAUD_TABLE_SIZE. So the resulting 68328serial.c does not compile: drivers/serial/68328serial.c: In function `m68328_console_setup': drivers/serial/68328serial.c:1439: error: `BAUD_TABLE_SIZE' undeclared (first use in this function) drivers/serial/68328serial.c:1439: error: (Each undeclared identifier is reported only once drivers/serial/68328serial.c:1439: error: for each function it appears in.) Fix that last use of it. Signed-off-by: NGreg Ungerer <gerg@uclinux.org> Cc: Thiago Farina <tfransosi@gmail.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: <stable@kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 24 5月, 2010 1 次提交
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由 Greg Ungerer 提交于
Commit 8b505ca8 ("serial: 68328serial.c: remove BAUD_TABLE_SIZE macro") misses one use of BAUD_TABLE_SIZE. So the resulting 68328serial.c does not compile: drivers/serial/68328serial.c: In function ‘m68328_console_setup’: drivers/serial/68328serial.c:1439: error: ‘BAUD_TABLE_SIZE’ undeclared (first use in this function) drivers/serial/68328serial.c:1439: error: (Each undeclared identifier is reported only once drivers/serial/68328serial.c:1439: error: for each function it appears in.) Fix that last use of it. Signed-off-by: NGreg Ungerer <gerg@uclinux.org> Cc: <stable@kernel.org>
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- 30 3月, 2010 1 次提交
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由 Tejun Heo 提交于
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: NTejun Heo <tj@kernel.org> Guess-its-ok-by: NChristoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
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