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Wed, 4 Dec 2024 03:59:53 -0500 (EST) Date: Wed, 4 Dec 2024 09:59:51 +0100 From: Greg KH To: Dave Penkler Cc: Stephen Rothwell , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build failure after merge of the staging tree Message-ID: <2024120442-rekindle-snarl-99f7@gregkh> References: <20241015165538.634707e5@canb.auug.org.au> <2024101623-education-buffoon-0988@gregkh> Precedence: bulk X-Mailing-List: linux-next@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Dec 03, 2024 at 08:08:43PM +0100, Dave Penkler wrote: > On Wed, Oct 16, 2024 at 04:15:41PM +0200, Dave Penkler wrote: > > On Wed, Oct 16, 2024 at 09:40:03AM +0200, Greg KH wrote: > > > On Tue, Oct 15, 2024 at 04:55:38PM +1100, Stephen Rothwell wrote: > > > > Hi all, > > > > > > > > After merging the staging tree, today's linux-next build (powerpc > > > > allyesconfig) failed like this: > > > > > > > > ld: warning: discarding dynamic section .glink > > > > ld: warning: discarding dynamic section .plt > > > > ld: linkage table error against `nec7210_board_online' > > > > ld: stubs don't match calculated size > > > > ld: can not build stubs: bad value > > [skip] > > > > > > > > Caused by commit > > > > > > > > 8e4841a0888c ("staging: gpib: Add Frank Mori Hess FPGA PCI GPIB driver") > > > > > > > > I have marked that driver as BROKEN for today. > > > > > > Thanks, I'll go take your patch from next and add it to my tree for > > > this, sorry about the build issues. > > > > > > greg k-h > > Hi, > > All declarations and uses of `nec7210_board_online' match. > > > > Could this be a ppc linker problem ? > > -Dave > > This bug report from Red Hat would indicate that there could be a problem with the ppc linker: > Bug 1523457 - ghc-8.2.2 build linking error on rawhide ppc64le with binutils-2.29.1 > https://bugzilla.redhat.com/show_bug.cgi?id=1523457 > > Quoting from the bug report: > The problem appears to be an instability in the code in the PowerPC > linker's backend that computes the call stubs needed to access the PLT. > As the linker moves sections around in memory one stub switches from > containing a backwards branch to containing a forwards branch, altering > its size and confusing the code which had previously allocated space for > the stub. > > This seems to be the same issue we are having: > ld: stubs don't match calculated size > > It is reported to be fixed in the 2.30 FSF binutils sources. > > Could we rather make GPIB_FMH depend on !PPC rather than BROKEN for now ? Sure, please send a patch for that! thanks, greg k-h