Messages in this thread | | | From | Andy Lutomirski <> | Date | Thu, 13 Nov 2014 15:19:32 -0800 | Subject | Re: [PATCH v2 0/2] Handle IST interrupts from userspace on the normal stack |
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On Thu, Nov 13, 2014 at 2:31 PM, Andy Lutomirski <luto@amacapital.net> wrote: > We currently run IST interrupt handlers on the IST stack. Changing > it may simplify a few things. See patch 2 for details. > > Patch 1 is a fix for a not-quite-bug in uprobes that Oleg noticed > that would be exposed by patch 2. > > Andy Lutomirski (2): > x86, entry: Switch stacks on a paranoid entry from userspace > uprobes, x86: Fix _TIF_UPROBE vs _TIF_NOTIFY_RESUME >
I reversed the order of the patches -- oops. If I send v3, I'll fix that.
--Andy
> Documentation/x86/entry_64.txt | 18 +++++--- > Documentation/x86/x86_64/kernel-stacks | 8 ++-- > arch/x86/include/asm/thread_info.h | 2 +- > arch/x86/kernel/entry_64.S | 82 +++++++++++++++++----------------- > arch/x86/kernel/traps.c | 23 +++------- > kernel/events/uprobes.c | 1 - > 6 files changed, 65 insertions(+), 69 deletions(-) > > -- > 1.9.3 >
-- Andy Lutomirski AMA Capital Management, LLC
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