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* x86: get rid of pt_regs argument in sigreturn variantsAl Viro2013-02-031-13/+2
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* new helpers: __save_altstack/__compat_save_altstack, switch x86 and um to thoseAl Viro2012-12-191-7/+2
| | | | | | note that they are relying on access_ok() already checked by caller. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* um: get rid of pointless include "..." where include <...> will doAl Viro2012-10-091-2/+2
| | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
* um: let signal_delivered() do SIGTRAP on singlestepping into handlerAl Viro2012-09-271-6/+0
| | | | | | | ... rather than duplicating that in sigframe setup code (and doing that inconsistently, at that) Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* most of set_current_blocked() callers want SIGKILL/SIGSTOP removed from setAl Viro2012-06-011-2/+0
| | | | | | | | Only 3 out of 63 do not. Renamed the current variant to __set_current_blocked(), added set_current_blocked() that will exclude unblockable signals, switched open-coded instances to it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* um: missing checks of __put_user()/__get_user() return valuesAl Viro2012-05-211-2/+2
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* um/x86: merge (and trim) 32- and 64-bit variants of ptrace.hAl Viro2012-05-211-11/+11
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* um: ->restart_block.fn needs to be reset on sigreturnAl Viro2012-05-211-0/+3
| | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
* um: merge signal_{32,64}.cAl Viro2011-11-021-0/+624
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
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