diff options
Diffstat (limited to 'target/linux/generic/pending-4.19')
5 files changed, 123 insertions, 45 deletions
diff --git a/target/linux/generic/pending-4.19/103-MIPS-perf-ath79-Fix-perfcount-IRQ-assignment.patch b/target/linux/generic/pending-4.19/103-MIPS-perf-ath79-Fix-perfcount-IRQ-assignment.patch new file mode 100644 index 0000000000..6b74c7da1d --- /dev/null +++ b/target/linux/generic/pending-4.19/103-MIPS-perf-ath79-Fix-perfcount-IRQ-assignment.patch @@ -0,0 +1,110 @@ +From 852a88f35f4b7e5ebb717fed3c3a3330d5ad4336 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Petr=20=C5=A0tetiar?= <ynezz@true.cz> +Date: Wed, 10 Apr 2019 16:43:27 +0200 +Subject: [PATCH v2] MIPS: perf: ath79: Fix perfcount IRQ assignment +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Currently it's not possible to use perf on ath79 due to genirq flags +mismatch happening on static virtual IRQ 13 which is used for +performance counters hardware IRQ 5. + +On TP-Link Archer C7v5: + + CPU0 + 2: 0 MIPS 2 ath9k + 4: 318 MIPS 4 19000000.eth + 7: 55034 MIPS 7 timer + 8: 1236 MISC 3 ttyS0 + 12: 0 INTC 1 ehci_hcd:usb1 + 13: 0 gpio-ath79 2 keys + 14: 0 gpio-ath79 5 keys + 15: 31 AR724X PCI 1 ath10k_pci + + $ perf top + genirq: Flags mismatch irq 13. 00014c83 (mips_perf_pmu) vs. 00002003 (keys) + +On TP-Link Archer C7v4: + + CPU0 + 4: 0 MIPS 4 19000000.eth + 5: 7135 MIPS 5 1a000000.eth + 7: 98379 MIPS 7 timer + 8: 30 MISC 3 ttyS0 + 12: 90028 INTC 0 ath9k + 13: 5520 INTC 1 ehci_hcd:usb1 + 14: 4623 INTC 2 ehci_hcd:usb2 + 15: 32844 AR724X PCI 1 ath10k_pci + 16: 0 gpio-ath79 16 keys + 23: 0 gpio-ath79 23 keys + + $ perf top + genirq: Flags mismatch irq 13. 00014c80 (mips_perf_pmu) vs. 00000080 (ehci_hcd:usb1) + +This problem is happening, because currently statically assigned virtual +IRQ 13 for performance counters is not claimed during the initialization +of MIPS PMU during the bootup, so the IRQ subsystem doesn't know, that +this interrupt isn't available for further use. + +So this patch fixes the issue by simply booking hardware IRQ 5 for MIPS PMU. + +Tested-by: Kevin 'ldir' Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk> +Signed-off-by: Petr Štetiar <ynezz@true.cz> +--- + +Changes since v1: + + I've incorporated two comments which I've received on IRC from blogic and + I've also reworded the commit message to match the changes in v2 of this + patch. + + * use actual hardware perfcount IRQ 5 instead of the virtual IRQ 13 + * dropped the CONFIG_PERF_EVENTS ifdef around irq_create_mapping + + arch/mips/ath79/setup.c | 6 ------ + drivers/irqchip/irq-ath79-misc.c | 11 +++++++++++ + 2 files changed, 11 insertions(+), 6 deletions(-) + +--- a/arch/mips/ath79/setup.c ++++ b/arch/mips/ath79/setup.c +@@ -211,12 +211,6 @@ const char *get_system_type(void) + return ath79_sys_type; + } + +-int get_c0_perfcount_int(void) +-{ +- return ATH79_MISC_IRQ(5); +-} +-EXPORT_SYMBOL_GPL(get_c0_perfcount_int); +- + unsigned int get_c0_compare_int(void) + { + return CP0_LEGACY_COMPARE_IRQ; +--- a/drivers/irqchip/irq-ath79-misc.c ++++ b/drivers/irqchip/irq-ath79-misc.c +@@ -22,6 +22,15 @@ + #define AR71XX_RESET_REG_MISC_INT_ENABLE 4 + + #define ATH79_MISC_IRQ_COUNT 32 ++#define ATH79_MISC_PERF_IRQ 5 ++ ++static int ath79_perfcount_irq; ++ ++int get_c0_perfcount_int(void) ++{ ++ return ath79_perfcount_irq; ++} ++EXPORT_SYMBOL_GPL(get_c0_perfcount_int); + + static void ath79_misc_irq_handler(struct irq_desc *desc) + { +@@ -113,6 +122,8 @@ static void __init ath79_misc_intc_domai + { + void __iomem *base = domain->host_data; + ++ ath79_perfcount_irq = irq_create_mapping(domain, ATH79_MISC_PERF_IRQ); ++ + /* Disable and clear all interrupts */ + __raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_ENABLE); + __raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_STATUS); diff --git a/target/linux/generic/pending-4.19/120-Fix-alloc_node_mem_map-with-ARCH_PFN_OFFSET-calcu.patch b/target/linux/generic/pending-4.19/120-Fix-alloc_node_mem_map-with-ARCH_PFN_OFFSET-calcu.patch index 3aca457660..429cd3c334 100644 --- a/target/linux/generic/pending-4.19/120-Fix-alloc_node_mem_map-with-ARCH_PFN_OFFSET-calcu.patch +++ b/target/linux/generic/pending-4.19/120-Fix-alloc_node_mem_map-with-ARCH_PFN_OFFSET-calcu.patch @@ -71,7 +71,7 @@ Signed-off-by: Tobias Wolf <dev-NTEO@vplace.de> --- a/mm/page_alloc.c +++ b/mm/page_alloc.c -@@ -6393,7 +6393,7 @@ static void __ref alloc_node_mem_map(str +@@ -6395,7 +6395,7 @@ static void __ref alloc_node_mem_map(str mem_map = NODE_DATA(0)->node_mem_map; #if defined(CONFIG_HAVE_MEMBLOCK_NODE_MAP) || defined(CONFIG_FLATMEM) if (page_to_pfn(mem_map) != pgdat->node_start_pfn) diff --git a/target/linux/generic/pending-4.19/220-optimize_inlining.patch b/target/linux/generic/pending-4.19/220-optimize_inlining.patch index daab776769..c493742eee 100644 --- a/target/linux/generic/pending-4.19/220-optimize_inlining.patch +++ b/target/linux/generic/pending-4.19/220-optimize_inlining.patch @@ -1,13 +1,3 @@ ---- a/arch/arm/include/asm/hardirq.h -+++ b/arch/arm/include/asm/hardirq.h -@@ -6,6 +6,7 @@ - #include <linux/threads.h> - #include <asm/irq.h> - -+/* number of IPIS _not_ including IPI_CPU_BACKTRACE */ - #define NR_IPI 7 - - typedef struct { --- a/arch/arm/kernel/atags.h +++ b/arch/arm/kernel/atags.h @@ -5,7 +5,7 @@ void convert_to_tag_list(struct tag *tag @@ -19,28 +9,6 @@ setup_machine_tags(phys_addr_t __atags_pointer, unsigned int machine_nr) { early_print("no ATAGS support: can't continue\n"); ---- a/arch/arm/kernel/smp.c -+++ b/arch/arm/kernel/smp.c -@@ -76,6 +76,10 @@ enum ipi_msg_type { - IPI_CPU_STOP, - IPI_IRQ_WORK, - IPI_COMPLETION, -+ /* -+ * CPU_BACKTRACE is special and not included in NR_IPI -+ * or tracable with trace_ipi_* -+ */ - IPI_CPU_BACKTRACE, - /* - * SGI8-15 can be reserved by secure firmware, and thus may -@@ -803,7 +807,7 @@ core_initcall(register_cpufreq_notifier) - - static void raise_nmi(cpumask_t *mask) - { -- smp_cross_call(mask, IPI_CPU_BACKTRACE); -+ __smp_cross_call(mask, IPI_CPU_BACKTRACE); - } - - void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self) --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -365,7 +365,7 @@ static inline bool cpu_have_feature(unsi diff --git a/target/linux/generic/pending-4.19/640-netfilter-nf_flow_table-add-hardware-offload-support.patch b/target/linux/generic/pending-4.19/640-netfilter-nf_flow_table-add-hardware-offload-support.patch index 288a603291..afe5d32b3f 100644 --- a/target/linux/generic/pending-4.19/640-netfilter-nf_flow_table-add-hardware-offload-support.patch +++ b/target/linux/generic/pending-4.19/640-netfilter-nf_flow_table-add-hardware-offload-support.patch @@ -156,7 +156,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> obj-$(CONFIG_NETFILTER_XTABLES) += x_tables.o xt_tcpudp.o --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c -@@ -216,10 +216,16 @@ int flow_offload_add(struct nf_flowtable +@@ -227,10 +227,16 @@ int flow_offload_add(struct nf_flowtable } EXPORT_SYMBOL_GPL(flow_offload_add); @@ -173,7 +173,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> rhashtable_remove_fast(&flow_table->rhashtable, &flow->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].node, -@@ -234,6 +240,9 @@ static void flow_offload_del(struct nf_f +@@ -245,6 +251,9 @@ static void flow_offload_del(struct nf_f if (!(flow->flags & FLOW_OFFLOAD_TEARDOWN)) flow_offload_fixup_ct_state(e->ct); @@ -183,7 +183,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> flow_offload_free(flow); } -@@ -347,6 +356,9 @@ static int nf_flow_offload_gc_step(struc +@@ -358,6 +367,9 @@ static int nf_flow_offload_gc_step(struc if (!teardown) nf_ct_offload_timeout(flow); @@ -193,7 +193,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> if (nf_flow_has_expired(flow) || teardown) flow_offload_del(flow_table, flow); } -@@ -482,10 +494,43 @@ int nf_flow_dnat_port(const struct flow_ +@@ -493,10 +505,43 @@ int nf_flow_dnat_port(const struct flow_ } EXPORT_SYMBOL_GPL(nf_flow_dnat_port); @@ -237,7 +237,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> INIT_DEFERRABLE_WORK(&flowtable->gc_work, nf_flow_offload_work_gc); err = rhashtable_init(&flowtable->rhashtable, -@@ -523,6 +568,8 @@ static void nf_flow_table_iterate_cleanu +@@ -534,6 +579,8 @@ static void nf_flow_table_iterate_cleanu { nf_flow_table_iterate(flowtable, nf_flow_table_do_cleanup, dev); flush_delayed_work(&flowtable->gc_work); @@ -246,7 +246,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> } void nf_flow_table_cleanup(struct net *net, struct net_device *dev) -@@ -536,6 +583,26 @@ void nf_flow_table_cleanup(struct net *n +@@ -547,6 +594,26 @@ void nf_flow_table_cleanup(struct net *n } EXPORT_SYMBOL_GPL(nf_flow_table_cleanup); @@ -273,7 +273,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> void nf_flow_table_free(struct nf_flowtable *flow_table) { mutex_lock(&flowtable_lock); -@@ -545,9 +612,58 @@ void nf_flow_table_free(struct nf_flowta +@@ -556,9 +623,58 @@ void nf_flow_table_free(struct nf_flowta nf_flow_table_iterate(flow_table, nf_flow_table_do_cleanup, NULL); WARN_ON(!nf_flow_offload_gc_step(flow_table)); rhashtable_destroy(&flow_table->rhashtable); @@ -506,7 +506,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> +MODULE_ALIAS("nf-flow-table-hw"); --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c -@@ -5458,6 +5458,13 @@ static int nf_tables_flowtable_parse_hoo +@@ -5463,6 +5463,13 @@ static int nf_tables_flowtable_parse_hoo if (err < 0) return err; @@ -520,7 +520,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> ops = kcalloc(n, sizeof(struct nf_hook_ops), GFP_KERNEL); if (!ops) return -ENOMEM; -@@ -5589,10 +5596,19 @@ static int nf_tables_newflowtable(struct +@@ -5594,10 +5601,19 @@ static int nf_tables_newflowtable(struct } flowtable->data.type = type; @@ -540,7 +540,7 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> err = nf_tables_flowtable_parse_hook(&ctx, nla[NFTA_FLOWTABLE_HOOK], flowtable); if (err < 0) -@@ -5718,7 +5734,8 @@ static int nf_tables_fill_flowtable_info +@@ -5723,7 +5739,8 @@ static int nf_tables_fill_flowtable_info nla_put_string(skb, NFTA_FLOWTABLE_NAME, flowtable->name) || nla_put_be32(skb, NFTA_FLOWTABLE_USE, htonl(flowtable->use)) || nla_put_be64(skb, NFTA_FLOWTABLE_HANDLE, cpu_to_be64(flowtable->handle), @@ -559,6 +559,6 @@ Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> + if (flowtable->flags & NF_FLOWTABLE_F_HW) + nf_flow_offload_hw_add(nft_net(pkt), flow, ct); + + dst_release(route.tuple[!dir].dst); return; - err_flow_add: diff --git a/target/linux/generic/pending-4.19/645-netfilter-nf_flow_table-rework-hardware-offload-time.patch b/target/linux/generic/pending-4.19/645-netfilter-nf_flow_table-rework-hardware-offload-time.patch index 292f5f8cc5..8d2f2039d1 100644 --- a/target/linux/generic/pending-4.19/645-netfilter-nf_flow_table-rework-hardware-offload-time.patch +++ b/target/linux/generic/pending-4.19/645-netfilter-nf_flow_table-rework-hardware-offload-time.patch @@ -26,7 +26,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> struct flow_offload_tuple_rhash tuplehash[FLOW_OFFLOAD_DIR_MAX]; --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c -@@ -356,7 +356,7 @@ static int nf_flow_offload_gc_step(struc +@@ -367,7 +367,7 @@ static int nf_flow_offload_gc_step(struc if (!teardown) nf_ct_offload_timeout(flow); |