On Thu, 2016-03-10 at 18:23 +0100, Helge Deller wrote: > Since kernel 4.3 we have a problem on hppa that it crashes at bootup > during the SCSI drive detection. > There are multiple threads about this issue and this link is maybe a good start: > https://patchwork.kernel.org/patch/8402441/. > > Now, after quite some time, we could identify what's going wrong. > The attached patch avoids this crash by switching to compiling with > "-O1" instead of "-O2" for a function in block/blk-merge.c (for hppa only). > > This patch is meant to be a temporary patch for the debian kernel, until we > have been able to fix the real problem (in gcc and/or kernel code). > > Would it be possible to add this patch to the debian kernel tree for > stable and experimental kernels in the meantime, so that we get bootable > kernels on hppa again? Yes, but is this still needed when using gcc 5 (now used for all architectures)? Ben. -- Ben Hutchings It is easier to change the specification to fit the program than vice versa.
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