Messages in this thread | | | Date | Tue, 14 Dec 2004 12:31:24 -0800 | From | Chris Wright <> | Subject | Re: help with access_process_vm |
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* Fabiano Ramos (fabiano.ramos@gmail.com) wrote: > But the first time a call access_process_vm, dmesg shows me: > > Debug: sleeping function called from invalid context at include/linux/rwsem.h:43 > in_atomic():0, irqs_disabled():1 > [<c01145ac>] __might_sleep+0x8c/0xa0 > [<c011c69b>] access_process_vm+0x4b/0x1d0 > [<c010c830>] do_debug_new+0xd0/0x190 > [<c038c755>] schedule+0x275/0x460 > [<c0105c2d>] error_code+0x2d/0x40 > > What I am missing?
The access_process_vm() call is doing down_read(), which could sleep, with irqs disabled. That's what's wrong.
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