[ANN] U-Boot v2022.01-rc3 released

[Tom Rini]

On Wed, Jul 06, 2022 at 10:31:41AM -0400, Jesse Taube wrote:
> 
> 
> On 11/30/21 14:36, Tom Rini wrote:
> > On Mon, Nov 29, 2021 at 09:35:52PM -0500, Jesse Taube wrote:
> > > 
> > > 
> > > On 11/29/21 11:28, Tom Rini wrote:
> > > > Hey all,
> > > > 
> > > > It's been two weeks since v2022.01-rc2, so here's -rc3.
> > > > 
> > > > To repeat what I said with -rc2, we've enabled issue tracking on our
> > > > gitlab instance.  You can sign up and then be able to file issues at:
> > > > https://source.denx.de/groups/u-boot/-/issues
> > > > 
> > > > This is intended for everyone to be able to use, both custodians for
> > > > their own needs (you can see for example Heinrich has filed something
> > > > for UEFI and LMB) as well as users to just report bugs so they don't
> > > > feel like they're lost in the mailing list.
> > > > 
> > > > As noted with the last release, the -next branch is open and I'll sync
> > > > in -rc3 shortly.  Please feel free to get a PR ready now if you're able.
> > > > 
> > > > In terms of a changelog,
> > > > git log --merges v2022.01-rc2..v2022.01-rc3
> > > > contains what I've pulled but as always, better PR messages and tags
> > > > will provide better results here.
> > > > 
> > > > So we're now looking at regular releases every other Monday, and with
> > > > final release on January 10th, 2022.  Thanks all!
> > > > 
> > > Hey tom,
> > > 
> > > Thank you for the update as always!
> > > 
> > > I have a question about a recent commit, I hope its okay to ask here.
> > > In commit cd82f199852d88218e1f17f5ec07cdd9112a89c4
> > > In arch/arm/lib/relocate.S:81 on my SBC it returns an invalid value.
> > > My soc is Thumb2 but the instruction `adr r3, relocate_code`
> > > assembles to `subw r3, pc, #3` which is not 32bit aligned. If i change the
> > > instruction to `adr.w r3, relocate_code` it evaluates to `subw r3, pc, #4`,
> > > which is.
> > > 
> > > There is a slight problem as it seems to work fine on my laptop using Debian
> > > bullseye, but on my Desktop where I found this I'm running sid.
> > > They are both gcc-10. I have yet to find a way to consistently replicate it.
> > > 
> > > What are your thoughts of this?
> > 
> > It sounds like you have enough details here to file a bug with Debian
> > and see where that leads.
> > 
> Sorry for replying to old messages but the bug has appeared again in a
> separate case the bug seems to be introduced in
> https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=d3e52e120b68bf19552743fbc078e0a759f48cb7
> 
> The test code is as follows
> ```
> .syntax unified
> 
> .global bug;
> 
> .align 4
> 
> bug:
> 
>         adr     r3, bug
> 
> .size bug, .-bug
> 
> .type bug 2; // This changes offset from 4 to 3 in
> include/linux/linkage.h:ENDPROC
> //arm-linux-gnueabi-as  -march=armv7-m -c -o bug.o bug.S &&
> arm-linux-gnueabi-objdump --disassemble=bug bug.o
> ```
> Releases >2.37 have this issue and causes some arm platforms in u-boot at
> /arch/arm/lib/relocate.S:81	adr	r3, relocate_code
> 
> I'm wondering if there should be a mitigation for this till binutils is
> patched.

Thanks for being persistent on this.  What would a mitigation look like?

-- 
Tom
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