linux-toradex.git/arch/um/kernel/irq.c, branch v4.5-rc1 Linux kernel for Apalis and Colibri modules um: Remove broken SMP support 2015-04-13T19:00:58+00:00 Richard Weinberger richard@nod.at 2015-03-18T20:42:54+00:00 28fa468f53163bc0b867b4cc75a9e36e7ed4dbbd At times where UML used the TT mode to operate it had kind of SMP support. It never got finished nor was stable. Let's rip out that cruft and stop confusing developers which do tree-wide SMP cleanups. If someone wants SMP support UML it has do be done from scratch. Signed-off-by: Richard Weinberger <richard@nod.at> 
At times where UML used the TT mode to operate it had
kind of SMP support. It never got finished nor was
stable.
Let's rip out that cruft and stop confusing developers
which do tree-wide SMP cleanups.

If someone wants SMP support UML it has do be done from scratch.

Signed-off-by: Richard Weinberger <richard@nod.at>
um: Add irq chip um/mask handlers 2013-09-07T08:57:19+00:00 Richard Weinberger richard@nod.at 2013-09-02T20:49:22+00:00 81bab4c38ad59b35d1bea2a96ce6bc90570b1392 These handlers are not optional and need in our case dummy implementions to avoid NULL pointer bugs within the irq core code. Reported-and-tested-by: Toralf Foester <toralf.foerster@gmx.de> Signed-off-by: Richard Weinberger <richard@nod.at> 
These handlers are not optional and need in our case
dummy implementions to avoid NULL pointer bugs within
the irq core code.

Reported-and-tested-by: Toralf Foester <toralf.foerster@gmx.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
um: get rid of pointless include "..." where include <...> will do 2012-10-09T20:28:45+00:00 Al Viro viro@ZenIV.linux.org.uk 2012-10-08T02:27:32+00:00 37185b33240870719b6b5913a46e6a441f1ae96f Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at> 
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
um: pass siginfo to guest process 2012-08-01T22:49:17+00:00 Martin Pärtel martin.partel@gmail.com 2012-08-01T22:49:17+00:00 d3c1cfcdb43e023ab1b1c7a555cd9e929026500a UML guest processes now get correct siginfo_t for SIGTRAP, SIGFPE, SIGILL and SIGBUS. Specifically, si_addr and si_code are now correct where previously they were si_addr = NULL and si_code = 128. Signed-off-by: Martin Pärtel <martin.partel@gmail.com> Signed-off-by: Richard Weinberger <richard@nod.at> 
UML guest processes now get correct siginfo_t for SIGTRAP, SIGFPE,
SIGILL and SIGBUS. Specifically, si_addr and si_code are now correct
where previously they were si_addr = NULL and si_code = 128.

Signed-off-by: Martin Pärtel <martin.partel@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
um: Remove usage of irq_chip->release() 2012-05-21T19:09:36+00:00 Richard Weinberger richard@nod.at 2012-04-17T20:37:14+00:00 8e514b2a811c25434ac5fec13c09c1b82cafb0c9 UML does no longer need irq_chip->release(). Signed-off-by: Richard Weinberger <richard@nod.at> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> 
UML does no longer need irq_chip->release().

Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
um: Implement um_free_irq() 2012-05-21T19:09:36+00:00 Richard Weinberger richard@nod.at 2012-04-17T20:37:13+00:00 fa7a0449e0ea6588f64c06a045ea8728280f3457 Instead of using chip->release() we can achieve the same using a simple wrapper for free_irq(). We have already um_request_irq(), so um_free_irq() is the perfect counterpart. Signed-off-by: Richard Weinberger <richard@nod.at> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> 
Instead of using chip->release() we can achieve the same
using a simple wrapper for free_irq().
We have already um_request_irq(), so um_free_irq() is the perfect
counterpart.

Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
um: distribute exports to where exported stuff is defined 2011-11-02T13:15:36+00:00 Al Viro viro@ftp.linux.org.uk 2011-08-18T19:14:10+00:00 73395a0002aa9573ffc8d989587b79663847f705 ksyms.c is down to the stuff defined in various USER_OBJS Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at> 
ksyms.c is down to the stuff defined in various USER_OBJS

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
um: Use generic show_interrupts() 2011-03-24T19:35:57+00:00 Thomas Gleixner tglx@linutronix.de 2011-03-24T17:25:20+00:00 df31a0a06f00a9b54a5cd4eaef59ebc6ca629b78 Signed-off-by: Thomas Gleixner <tglx@linutronix.de> 
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
um: Convert genirq namespace 2011-03-24T19:35:57+00:00 Thomas Gleixner tglx@linutronix.de 2011-03-24T17:24:42+00:00 0ebec35f683c4e94e4bfb877b71598e79b131638 Scripted with coccinelle. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> 
Scripted with coccinelle.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
um: Use proper accessors in show_interrupts() 2011-02-14T18:37:40+00:00 Thomas Gleixner tglx@linutronix.de 2011-02-06T22:45:36+00:00 d5b4eea1c575b78448fd5dc54d250ff302ca22f9 Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Jeff Dike <jdike@addtoit.com> Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <20110206224515.322707425@linutronix.de> 
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
LKML-Reference: <20110206224515.322707425@linutronix.de>