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Could you provide an example where MSan checks an output parameter? On Fri, Mar 16, 2018 at 9:53 AM, Alexander Potapenko via llvm-dev <llvm-dev at lists.llvm.org> wrote: > Hi all, > > I'm trying to figure out which parameters of a given InlineAsm instruction > are its inputs, and which are the outputs (rationale: make sure MSan > doesn't check the output parameters of

Hi all, I'm trying to figure out which parameters of a given InlineAsm instruction are its inputs, and which are the outputs (rationale: make sure MSan doesn't check the output parameters of an asm() statement). As far as I understand, this information is only available through the ConstraintInfoVector for the InlineAsm. However there's no exact match between the constraints and the

...g root. I have tried: extlinux --device disk.img --install boot/extlinux but extlinux complains: ./output/host/sbin/extlinux: path boot/extlinux/ doesn't match device disk.img Am I missing something in what options we have to install extlinux ? Thanks, Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com

...0 [ 1023.407519] nouveau: DRM-master:00000000:00000000: ioctl: size 48 Any input very welcome, otherwise I'll continue blundering about slightly in the dark. Thanks Dave [1] https://www.amazon.co.uk/ASUS-GT710-4H-SL-2GD5-GeForce-Multi-Monitor-Productivity/dp/B0897T6PYM/ [2] https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c#L114 [3] https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c#L201

...h on efi.h People than really want to use efisetjmp implementation can include the header on their own. Signed-off-by: leo <leo.sartre at geebol.fr> So we act as specified, and include <efisetjmp.h> from efi/main.c. Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com> --- efi/main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/efi/main.c b/efi/main.c index 6a748412..e924cfb1 100644 --- a/efi/main.c +++ b/efi/main.c @@ -12,6 +12,7 @@ #include <sys/ansi.h> #include "efi.h" +#include <efisetjmp.h> #include "fio.h&quot...

...ess suspect/potential victim is every code which uses > drm_mode_vrefresh - after this patch the function can return different > value(if there are differences between provided and calculated vrefresh). > > Quick examples where output of this function matters: > > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c#L387 Already looks quite sketchy due to rounding. > > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c#L42 msleep() is in no way accurate so looks rather sketchy as w...

...rames correctly to expose the > top/botton/left/right bar. > > Note that these underscan props match pretty well the > overscan_{left,right,top,bottom} properties defined in config.txt and > parsed by the VC4 firmware. > > Signed-off-by: Boris Brezillon <boris.brezillon at bootlin.com> > --- > drivers/gpu/drm/vc4/vc4_hdmi.c | 25 +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > > diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c > index 1a6db291d48b..17464b5981f9 100644 > --- a/drivers/gpu/drm/vc4/vc4_hdmi.c...

...instead of splitting it per driver, you might want > to blame me for that. > Doesn't splitting the change per driver break bisectability unless there is a guarantee that the change in include/drm/drm_drv.h is applied after all the driver trees have been merged? -- Alexandre Belloni, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com

...wiki page in the Syslinux wiki. If I understand correctly this page, mtools/syslinux only supports FAT filesystems (which makes sense since mtools are FAT-related). And extlinux does require the filesystem to be mounted, which requires root privileges. Correct? Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com

...0155455|app1 |3|00| Phone IP address is 192.168.222.202. 0930155455|app1 |3|00| Subnet mask is 255.255.255.0. 0930155455|app1 |3|00| Gateway address is 192.168.222.1. 0930155455|app1 |3|00| DNS server is 192.168.222.4. 0930155455|app1 |3|00| DNS domain is local. 0930155455|app1 |3|00|Bootline: eim(0,0)bootHost:flash 0930155455|e=192.168.222.202:ffffff00:1c20:433d5fcf h=216.135.65.62 0930155455|g=192.168.222.1 u=jonathan pw=tenn1982 0930155455|app1 |3|00|Bootline: f=0x40 tn=CircaIP 0930155700|app1 |3|00|Time has been set from pool.ntp.org(193.170.141.4). 0930155700|cfg |3|00|Im...

When I try to boot my 501, it runs through the usual stuff, then stops with Config file error Error is 0x4020 and then reboots. The log on the FTP server shows: 0105164151|app1 |3|00|Bootline: ircaIP 0105164155|cfg |3|00|Image bootrom.ld has not changed. 0105164159|cfg |3|00|0004f202f803.cfg could not be downloaded, getting next file. 0105164206|cfg |3|00|Image sip.ld has not changed. 0105164237|app1 |4|00|Loaded application sip.ld successfully, errors 0x0. 0105164237|app1 |6|00|Upl...

...David (ChunMing) Zhou" <David1.Zhou at amd.com> Cc: David Airlie <airlied at linux.ie> Cc: Liviu Dudau <liviu.dudau at arm.com> Cc: Brian Starkey <brian.starkey at arm.com> Cc: Mali DP Maintainers <malidp at foss.arm.com> Cc: Boris Brezillon <boris.brezillon at bootlin.com> Cc: Nicolas Ferre <nicolas.ferre at microchip.com> Cc: Alexandre Belloni <alexandre.belloni at bootlin.com> Cc: Ludovic Desroches <ludovic.desroches at microchip.com> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com> Cc: Maxime Ripard <maxime.ripard at...

On Thu, Jan 16, 2020 at 12:16:30PM -0800, Ralph Campbell wrote: > Can you point me to the latest ODP code? Seems like my understanding is > quite off. https://elixir.bootlin.com/linux/v5.5-rc6/source/drivers/infiniband/hw/mlx5/odp.c Look for the word 'implicit' mlx5_ib_invalidate_range() releases the interval_notifier when there are no populated shadow PTEs in its leaf pagefault_implicit_mr() creates an interval_notifier that covers the level in the page tab...

...000: ioctl: size 48 > > Any input very welcome, otherwise I'll continue blundering about > slightly in the dark. > > Thanks > Dave > > [1] > https://www.amazon.co.uk/ASUS-GT710-4H-SL-2GD5-GeForce-Multi-Monitor-Productivity/dp/B0897T6PYM/ > [2] > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c#L114 > [3] > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c#L201 > _______________________________________________ > Nouveau mailing list > Nouveau at lists.freed...

Boris Brezillon <boris.brezillon at bootlin.com> writes: > On Mon, 3 Dec 2018 16:40:11 +0200 > Ville Syrjälä <ville.syrjala at linux.intel.com> wrote: > >> On Thu, Nov 22, 2018 at 12:23:29PM +0100, Boris Brezillon wrote: >> > @@ -924,6 +978,29 @@ struct drm_connector { >> > */ >> > str...

...nux build against 3.0.10 is of course also relevant to build against gnuefi 3.0.11. > In addition (JIC), please be aware of the potential building problems > when building with gcc 10. I have not yet looked at building syslinux with gcc 10. Best regards, Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com

...s every code which uses > > drm_mode_vrefresh - after this patch the function can return different > > value(if there are differences between provided and calculated vrefresh). > > > > Quick examples where output of this function matters: > > > > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c#L387 > > Already looks quite sketchy due to rounding. > > > > > https://elixir.bootlin.com/linux/latest/source/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c#L42 > > msleep() is in no way ac...

...een root=/dev/nfs \ nfsroot=/nfshost/foo,soft,async \ # squeeze out whitespace inc linewrap?; s/\s+#.*\n/msg ip=192.168.42.100:192.168.42.1:192.168.42.1:255.255.255.0:soekris:eth0 4. INITRD as separate label not 'needed' if 1 is done. 5. warn when kernel bootline is > 255 chars iirc - this is a kernel limit. would be nice to catch it rather than mysterious failures esp as IPAPPEND adds further stuff on end. 6. NOCONSOLE 1 option I often use pxelinux to boot my soekris box, which spews lots of Escape sequences to the serial line, and this...

...s it disabled by default. > > > User should enable it when user prefers to. > > > > OK. And which commit changes that? > vdpa dev add command [1] has the ability to set the desired features. > The commit log of this patch has an example too. > > [1] https://elixir.bootlin.com/linux/v6.3-rc2/C/ident/vdpa_nl_cmd_dev_add_set_doit I mean if this is claiming to fix a performance regression it should have a Fixes: tag with the commit that introduced the regression. -- MST

...don't quite understand your logic. RPMsg is a communication protocol, not an API. An RPMsg implementation has to be able to communicate with other compliant RPMsg implementations, it doesn't have to provide any specific API. Am I missing anything? Thanks Guennadi > [4] https://elixir.bootlin.com/linux/v5.9-rc5/source/samples/rpmsg/rpmsg_client_sample.c > > Regards, > Arnaud > > > > > > So i would be agree with Vincent[2] which proposed to switch on a > > > RPMsg API and creating a vhost rpmsg device. This is also proposed in > > > the &qu...