linux-toradex.git/arch/parisc/kernel/syscall.S, branch tegra-next Linux kernel for Apalis and Colibri modules Fix common misspellings 2011-03-31T14:26:23+00:00 Lucas De Marchi lucas.demarchi@profusion.mobi 2011-03-31T01:57:33+00:00 25985edcedea6396277003854657b5f3cb31a628 Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi> 
Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
parisc: LWS fixes for syscall.S 2010-05-30T09:46:37+00:00 John David Anglin dave@hiauly1.hia.nrc.ca 2010-04-11T17:26:34+00:00 f4c0346c6f350d51aac7ed87e266a4257bdbe506 1) Gate immediately and save a branch. 2) Fix off by one error in checking entry number. 3) Use sr7 instead of sr3 in error return path as sr3 might not contain correct value. 4) Enable locking on UP systems to prevent incorrect operation of the cas_action critical region on page faults. Tested on several systems, including UP c3750 with 2.6.33.2 kernel. Signed-off-by: John David Anglin <dave.anglin@nrc-cnrc.gc.ca> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org> 
1) Gate immediately and save a branch.
2) Fix off by one error in checking entry number.
3) Use sr7 instead of sr3 in error return path as sr3 might not
   contain correct value.
4) Enable locking on UP systems to prevent incorrect operation of
   the cas_action critical region on page faults.

Tested on several systems, including UP c3750 with 2.6.33.2 kernel.

Signed-off-by: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
parisc: split syscall_trace into two halves 2009-09-28T03:07:22+00:00 Kyle McMartin kyle@mcmartin.ca 2009-07-05T18:36:16+00:00 2798af1abb5d560b926fd07ec58c5dcc6d3484d8 Instead of fiddling with gr[20], restructure code to return whether or not to -ENOSYS. (Also do a bit of fiddling to let them take pt_regs directly instead of re-computing it.) Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
Instead of fiddling with gr[20], restructure code to return whether
or not to -ENOSYS. (Also do a bit of fiddling to let them take
pt_regs directly instead of re-computing it.)

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
parisc: add missing TI_TASK macro in syscall.S 2009-09-28T03:07:22+00:00 Kyle McMartin kyle@mcmartin.ca 2009-07-05T18:39:58+00:00 5837d42f8ae9874fd93928c6784b2224f0edd4c9 LDREG 0(%r1),%r1 really wants to be accessing thread_info.task, instead of hardcoding the 0. Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
LDREG 0(%r1),%r1 really wants to be accessing thread_info.task,
instead of hardcoding the 0.

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
parisc: tracehook_report_syscall 2009-09-28T03:07:21+00:00 Kyle McMartin kyle@mcmartin.ca 2009-04-27T03:53:34+00:00 d6b58772dc39262629708e5f3c30ef06de290894 This makes parisc use the standard tracehook_report_syscall_entry and tracehook_report_syscall_exit hooks in <linux/tracehook.h>. To do this, we need to access current->thread.regs, and to know whether we're entering or exiting the syscall, so add this to syscall_trace. Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
This makes parisc use the standard tracehook_report_syscall_entry
and tracehook_report_syscall_exit hooks in <linux/tracehook.h>.

To do this, we need to access current->thread.regs, and to know
whether we're entering or exiting the syscall, so add this to
syscall_trace.

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
parisc: document light weight syscall ABI 2009-03-31T02:51:35+00:00 Helge Deller deller@gmx.de 2008-12-30T02:47:38+00:00 c84c3a698f17ae5d55a6ecc76298fb894e106336 Document the LWS ABI including implementation notes for userspace, and comment cleanup. Remove extraneous .align 16 after lws_lock_start. Signed-off-by: Carlos O'Donell <carlos@systemhalted.org> Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
Document the LWS ABI including implementation notes for
userspace, and comment cleanup.

Remove extraneous .align 16 after lws_lock_start.

Signed-off-by: Carlos O'Donell <carlos@systemhalted.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Revert "parisc: fix trivial section name warnings" 2008-06-13T14:49:45+00:00 Kyle McMartin kyle@minerva.i.cabal.ca 2008-05-22T18:36:31+00:00 dfcf753bd3fb09f336659d07b1c48db7e62772e0 This reverts commit bd3bb8c15b9a80dbddfb7905b237a4a11a4725b4. Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
This reverts commit bd3bb8c15b9a80dbddfb7905b237a4a11a4725b4.

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
parisc: fix trivial section name warnings 2008-05-15T14:38:54+00:00 Helge Deller deller@gmx.de 2008-05-02T20:02:48+00:00 bd3bb8c15b9a80dbddfb7905b237a4a11a4725b4 This trivial patch fixes the following section warnings on PARISC: > WARNING: vmlinux.o (.text.1): unexpected section name. >The (.[number]+) following section name are ld generated and not expected. > Did you forget to use "ax"/"aw" in a .S file? > Note that for example <linux/init.h> contains > section definitions for use in .S files. Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
This trivial patch fixes the following section warnings on PARISC:
> WARNING: vmlinux.o (.text.1): unexpected section name.
>The (.[number]+) following section name are ld generated and not expected.
> Did you forget to use "ax"/"aw" in a .S file?
> Note that for example <linux/init.h> contains
> section definitions for use in .S files.

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
[PARISC] Remove hardcoded uses of PAGE_SIZE 2007-10-18T07:59:27+00:00 Kyle McMartin kyle@mcmartin.ca 2007-10-18T07:04:53+00:00 873d50e2e56741406ff9d68c275f0c560e896a80 Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
[PARISC] Kill off ASM_PAGE_SIZE use 2007-10-18T07:59:15+00:00 Sam Ravnborg sam@ravnborg.org 2007-10-18T07:04:34+00:00 1c593571093ae0f259d3bd7a66988a7a8eb5c7bc We have the macro _AC() generally available now so the calculation of PAGE_SIZE can be made assembler compatible. Introduce use of _AC() and kill all users of ASM_PAGE_SIZE. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Kyle McMartin <kyle@mcmartin.ca> 
We have the macro _AC() generally available now
so the calculation of PAGE_SIZE can be made
assembler compatible.
Introduce use of _AC() and kill all users of
ASM_PAGE_SIZE.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>