Messages in this thread | | | Subject | Re: [KEXEC][2.5.69] Re: Updated kexec diffs... | From | (Eric W. Biederman) | Date | 13 May 2003 23:11:33 -0600 |
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Andy Pfiffer <andyp@osdl.org> writes:
> On Sun, 2003-05-11 at 17:26, Eric W. Biederman wrote: > > This is my next round of kexec inspired kernel patches. > > > > kexec seems good at reproducing what are otherwise almost > > inaccessible corner cases in the kernel reboot/initialization code paths. > > > > Also available at: > > http://www.xmission.com/~ebiederm/files/kexec/ > > Eric, > > Good news: I have tried your patchset on a 2-way system, and kexec > worked. > > Mixed news: I didn't get any console output after the last printk in > kexec ("Starting new kernel"), nor did I get any console output during > the reboot. Other than that, the system rebooted fine and went > multi-user (complete with graphical login and networking). Strange.
Very strange as nothing fundamental changed.
The only thing I did was inline use_mm into kexec piece. And to make the cpu shutdown code safe from an interrupt context.
> I've got two other systems to test this on, and I'll report when I have > results. I have attached my .config and lspci output for the system I > used. > > I have also loaded your patch set into OSDL's on-line patch manager. > The patch stack I used can be found here: > > APIC changes: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1842 > > i8259 changes: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1843 > > reboot on BSP: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1844 > > hwfixes & x86kexec: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1845 > > For the lazy among us, I have also uploaded a combined patch for 2.5.69 > that includes the four previous patches in one: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1846
And Andrew has it in 2.5.69-mm4 and is busy pestering me about compile errors. There needs to be an updated version where all of the appropriate functions have the noreturn attribute. Hopefully I can do a thorough job this weekend, and create some updated patches.
Eric
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