Message ID | 20171113192958.22953-5-marcandre.lureau@redhat.com |
---|---|
State | New |
Headers | show |
Series | fw_cfg: add DMA operations & etc/vmcoreinfo support | expand |
On 11/13/17 at 08:29pm, Marc-André Lureau wrote: > The following patch is going to use the symbol from the fw_cfg module, > to call the function and write the note location details in the > vmcoreinfo entry, so qemu can produce dumps with the vmcoreinfo note. > > CC: Andrew Morton <akpm@linux-foundation.org> > CC: Baoquan He <bhe@redhat.com> > CC: Dave Young <dyoung@redhat.com> > CC: Dave Young <dyoung@redhat.com> > CC: Hari Bathini <hbathini@linux.vnet.ibm.com> > CC: Tony Luck <tony.luck@intel.com> > CC: Vivek Goyal <vgoyal@redhat.com> > Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> > Acked-by: Gabriel Somlo <somlo@cmu.edu> > --- > kernel/crash_core.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/kernel/crash_core.c b/kernel/crash_core.c > index 6db80fc0810b..47541c891810 100644 > --- a/kernel/crash_core.c > +++ b/kernel/crash_core.c > @@ -375,6 +375,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void) > { > return __pa(vmcoreinfo_note); > } > +EXPORT_SYMBOL(paddr_vmcoreinfo_note); > > static int __init crash_save_vmcoreinfo_init(void) > { > -- > 2.15.0.125.g8f49766d64 > Acked-by: Dave Young <dyoung@redhat.com> Thanks Dave
On 11/13/17 at 08:29pm, Marc-André Lureau wrote: > The following patch is going to use the symbol from the fw_cfg module, > to call the function and write the note location details in the > vmcoreinfo entry, so qemu can produce dumps with the vmcoreinfo note. > > CC: Andrew Morton <akpm@linux-foundation.org> > CC: Baoquan He <bhe@redhat.com> > CC: Dave Young <dyoung@redhat.com> > CC: Dave Young <dyoung@redhat.com> > CC: Hari Bathini <hbathini@linux.vnet.ibm.com> > CC: Tony Luck <tony.luck@intel.com> > CC: Vivek Goyal <vgoyal@redhat.com> > Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> > Acked-by: Gabriel Somlo <somlo@cmu.edu> ACK Acked-by: Baoquan He <bhe@redhat.com> Thanks Baoquan > --- > kernel/crash_core.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/kernel/crash_core.c b/kernel/crash_core.c > index 6db80fc0810b..47541c891810 100644 > --- a/kernel/crash_core.c > +++ b/kernel/crash_core.c > @@ -375,6 +375,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void) > { > return __pa(vmcoreinfo_note); > } > +EXPORT_SYMBOL(paddr_vmcoreinfo_note); > > static int __init crash_save_vmcoreinfo_init(void) > { > -- > 2.15.0.125.g8f49766d64 >
diff --git a/kernel/crash_core.c b/kernel/crash_core.c index 6db80fc0810b..47541c891810 100644 --- a/kernel/crash_core.c +++ b/kernel/crash_core.c @@ -375,6 +375,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void) { return __pa(vmcoreinfo_note); } +EXPORT_SYMBOL(paddr_vmcoreinfo_note); static int __init crash_save_vmcoreinfo_init(void) {