On Tue, Jul 30, 2019 at 11:42:26AM +0200, Greg KH wrote: > On Tue, Jul 30, 2019 at 10:39:38AM +0100, Will Deacon wrote: > > On Tue, Jul 30, 2019 at 11:37:13AM +0200, Greg KH wrote: > > > On Tue, Jul 30, 2019 at 10:25:47AM +0100, Will Deacon wrote: > > > > From: Will Deacon <will.dea...@arm.com> > > > > > > > > [ Upstream commit 24951465cbd279f60b1fdc2421b3694405bcff42 ] > > > > > > > > arch/arm/ defines a SIGMINSTKSZ of 2k, so we should use the same value > > > > for compat tasks. > > > > > > > > Cc: <sta...@vger.kernel.org> # 4.9+ > > > > Cc: Aurelien Jarno <aurel...@aurel32.net> > > > > Cc: Arnd Bergmann <a...@arndb.de> > > > > Cc: Dominik Brodowski <li...@dominikbrodowski.net> > > > > Cc: "Eric W. Biederman" <ebied...@xmission.com> > > > > Cc: Andrew Morton <a...@linux-foundation.org> > > > > Cc: Al Viro <v...@zeniv.linux.org.uk> > > > > Cc: Oleg Nesterov <o...@redhat.com> > > > > Reviewed-by: Dave Martin <dave.mar...@arm.com> > > > > Reported-by: Steve McIntyre <steve.mcint...@arm.com> > > > > Tested-by: Steve McIntyre <93...@debian.org> > > > > Signed-off-by: Will Deacon <will.dea...@arm.com> > > > > Signed-off-by: Catalin Marinas <catalin.mari...@arm.com> > > > > --- > > > > > > > > Aurelien points out that this didn't get selected for -stable despite > > > > its > > > > counterpart (22839869f21a ("signal: Introduce COMPAT_SIGMINSTKSZ for use > > > > in compat_sys_sigaltstack")) being backported to 4.9. Oops. > > > > > > So this needs to go into 4.9.y, 4.14.y, and 4.19.y? > > > > Yes, please. > > Thanks, will do after this next round of kernels goes out.
Now queued up, thanks. greg k-h