On Tue, 2010-02-23 at 11:01 -0800, Fernando Lopez-Lezcano wrote: > On Thu, 2010-02-18 at 17:54 +0100, Thomas Gleixner wrote: > > We are pleased to announce the next update to our new preempt-rt > > series. > > > > - fixes and cherry-picks all over the place > > > > - tracer fixes from Carsten > > Seeing this here, otherwise seems fine: > > BUG: sleeping function called from invalid context at > arch/x86/mm/highmem_32.c:9 > in_atomic(): 1, irqs_disabled(): 0, pid: 1984, name: Xorg > Pid: 1984, comm: Xorg Not tainted > 2.6.31.12-1.rt21.1.fc11.ccrma.i686.rtPAE #1 > Call Trace: > [<c0431852>] __might_sleep+0xc6/0xcb > [<c042b494>] kmap+0x47/0x5a > [<f8049ca7>] i915_gem_pwrite_ioctl+0x3ea/0x631 [i915] > [<f7f61721>] drm_ioctl+0x208/0x2a9 [drm] > [<f80498bd>] ? i915_gem_pwrite_ioctl+0x0/0x631 [i915] > [<c0589d80>] ? inode_has_perm+0x69/0x84 > [<c07a31ff>] ? rt_mutex_lock+0x28/0x2b > [<c046a7f3>] ? rt_down+0x1a/0x1d > [<c04e6581>] vfs_ioctl+0x5c/0x76 > [<c04e6ae9>] do_vfs_ioctl+0x4a0/0x4de > [<c058a00f>] ? selinux_file_ioctl+0x43/0x46 > [<c04e6b6d>] sys_ioctl+0x46/0x66 > [<c04090d3>] sysenter_do_call+0x12/0x28 io_mapping_map_atomic_wc() still appears to use the actual kmap_atomic stuff, and we seem to miss an kmap_prot_pfn() function to fill that gap with, I'll try and implement that tomorrow. -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
