Hi Ben, Ping; Please review this patchset ..
Thanks -Bharat > -----Original Message----- > From: Bhushan Bharat-R65777 > Sent: Wednesday, May 22, 2013 9:51 AM > To: ga...@kernel.crashing.org; b...@kernel.crashing.org; linuxppc- > d...@lists.ozlabs.org; Wood Scott-B07421; Yoder Stuart-B08248; Yang > James-RA8135 > Cc: Bhushan Bharat-R65777 > Subject: [PATCH 0/2 v3] powerpc: Make ptrace work reliably > > From: Bharat Bhushan <bharat.bhus...@freescale.com> > > v2->v3 > - Load PACACURRENT immediately after _MSR(r1), and load DBCR0 > just after "beq resume_kernel > - Added lat_sysycal results before and after the patch > > v1->v2 > - Subject line was missing 0/2, 1/2, 2/2 > > Bharat Bhushan (2): > powerpc: debug control and status registers are 32bit => This patch makes > debug control and status registers as 32bit as they are. > This does not fix anything > > powerpc: restore dbcr0 on user space exit => This patch fixes the ptrace > reliability issue. The description is the patch > describes one of the case where it does not work reliably > > arch/powerpc/include/asm/processor.h | 8 ++++---- > arch/powerpc/kernel/asm-offsets.c | 1 + > arch/powerpc/kernel/entry_64.S | 28 ++++++++++++++++++++++++---- > 3 files changed, 29 insertions(+), 8 deletions(-) _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
