diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries')
-rw-r--r-- | arch/powerpc/platforms/pseries/lpar.c | 11 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/mobility.c | 4 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/reconfig.c | 1 |
3 files changed, 13 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index f2c98f6..a7bb872 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -279,7 +279,7 @@ static long pSeries_lpar_hpte_updatepp(unsigned long slot, int ssize, unsigned long inv_flags) { unsigned long lpar_rc; - unsigned long flags = (newpp & 7) | H_AVPN; + unsigned long flags; unsigned long want_v; want_v = hpte_encode_avpn(vpn, psize, ssize); @@ -287,6 +287,11 @@ static long pSeries_lpar_hpte_updatepp(unsigned long slot, pr_devel(" update: avpnv=%016lx, hash=%016lx, f=%lx, psize: %d ...", want_v, slot, flags, psize); + flags = (newpp & 7) | H_AVPN; + if (mmu_has_feature(MMU_FTR_KERNEL_RO)) + /* Move pp0 into bit 8 (IBM 55) */ + flags |= (newpp & HPTE_R_PP0) >> 55; + lpar_rc = plpar_pte_protect(flags, slot, want_v); if (lpar_rc == H_NOT_FOUND) { @@ -358,6 +363,10 @@ static void pSeries_lpar_hpte_updateboltedpp(unsigned long newpp, BUG_ON(slot == -1); flags = newpp & 7; + if (mmu_has_feature(MMU_FTR_KERNEL_RO)) + /* Move pp0 into bit 8 (IBM 55) */ + flags |= (newpp & HPTE_R_PP0) >> 55; + lpar_rc = plpar_pte_protect(flags, slot, 0); BUG_ON(lpar_rc != H_SUCCESS); diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c index a560a98..6a5e746 100644 --- a/arch/powerpc/platforms/pseries/mobility.c +++ b/arch/powerpc/platforms/pseries/mobility.c @@ -225,8 +225,10 @@ static int add_dt_node(__be32 parent_phandle, __be32 drc_index) return -ENOENT; dn = dlpar_configure_connector(drc_index, parent_dn); - if (!dn) + if (!dn) { + of_node_put(parent_dn); return -ENOENT; + } rc = dlpar_attach_node(dn); if (rc) diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c index cc66c49..666ad06 100644 --- a/arch/powerpc/platforms/pseries/reconfig.c +++ b/arch/powerpc/platforms/pseries/reconfig.c @@ -82,7 +82,6 @@ static int pSeries_reconfig_remove_node(struct device_node *np) of_detach_node(np); of_node_put(parent); - of_node_put(np); /* Must decrement the refcount */ return 0; } |