6d72db0b2f
Changes in 4.9.277 ARM: dts: rockchip: fix pinctrl sleep nodename for rk3036-kylin and rk3288 ARM: dts: rockchip: Fix power-controller node names for rk3288 reset: ti-syscon: fix to_ti_syscon_reset_data macro ARM: brcmstb: dts: fix NAND nodes names ARM: dts: BCM63xx: Fix NAND nodes names ARM: dts: imx6: phyFLEX: Fix UART hardware flow control ARM: imx: pm-imx5: Fix references to imx5_cpu_suspend_info ARM: dts: stm32: fix RCC node name on stm32f429 MCU arm64: dts: juno: Update SCPI nodes as per the YAML schema thermal/core: Correct function name thermal_zone_device_unregister() kbuild: mkcompile_h: consider timestamp if KBUILD_BUILD_TIMESTAMP is set rtc: max77686: Do not enforce (incorrect) interrupt trigger type scsi: aic7xxx: Fix unintentional sign extension issue on left shift of u8 sched/fair: Fix CFS bandwidth hrtimer expiry type net: ipv6: fix return value of ip6_skb_dst_mtu net: bridge: sync fdb to new unicast-filtering ports net: bcmgenet: Ensure all TX/RX queues DMAs are disabled net: moxa: fix UAF in moxart_mac_probe net: qcom/emac: fix UAF in emac_remove net: ti: fix UAF in tlan_remove_one net: validate lwtstate->data before returning from skb_tunnel_info() tcp: annotate data races around tp->mtu_info ipv6: tcp: drop silly ICMPv6 packet too big messages ixgbe: Fix an error handling path in 'ixgbe_probe()' igb: Fix an error handling path in 'igb_probe()' fm10k: Fix an error handling path in 'fm10k_probe()' e1000e: Fix an error handling path in 'e1000_probe()' iavf: Fix an error handling path in 'iavf_probe()' igb: Check if num of q_vectors is smaller than max before array access perf lzma: Close lzma stream on exit perf test bpf: Free obj_buf perf probe-file: Delete namelist in del_events() on the error path spi: mediatek: fix fifo rx mode s390/bpf: Perform r1 range checking before accessing jit->seen_reg[r1] net: fix uninit-value in caif_seqpkt_sendmsg net: decnet: Fix sleeping inside in af_decnet netrom: Decrease sock refcount when sock timers expire scsi: iscsi: Fix iface sysfs attr detection scsi: target: Fix protect handling in WRITE SAME(32) Revert "USB: quirks: ignore remote wake-up on Fibocom L850-GL LTE modem" proc: Avoid mixing integer types in mem_rw() Revert "MIPS: add PMD table accounting into MIPS'pmd_alloc_one" s390/ftrace: fix ftrace_update_ftrace_func implementation ALSA: sb: Fix potential ABBA deadlock in CSP driver xhci: Fix lost USB 2 remote wake KVM: PPC: Book3S: Fix H_RTAS rets buffer overflow usb: hub: Disable USB 3 device initiated lpm if exit latency is too high USB: usb-storage: Add LaCie Rugged USB3-FW to IGNORE_UAS usb: max-3421: Prevent corruption of freed memory usb: renesas_usbhs: Fix superfluous irqs happen after usb_pkt_pop() USB: serial: option: add support for u-blox LARA-R6 family USB: serial: cp210x: fix comments for GE CS1000 USB: serial: cp210x: add ID for CEL EM3588 USB ZigBee stick tracing: Fix bug in rb_per_cpu_empty() that might cause deadloop. media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() net: bcmgenet: ensure EXT_ENERGY_DET_MASK is clear iio: accel: bma180: Use explicit member assignment iio: accel: bma180: Fix BMA25x bandwidth register values btrfs: compression: don't try to compress if we don't have enough pages Linux 4.9.277 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: Ibb9aa2b6a757b06f50f0e77ef193df58dc813646
132 lines
2.9 KiB
C
132 lines
2.9 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1994 - 2001, 2003 by Ralf Baechle
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* Copyright (C) 1999, 2000, 2001 Silicon Graphics, Inc.
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*/
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#ifndef _ASM_PGALLOC_H
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#define _ASM_PGALLOC_H
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#include <linux/highmem.h>
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#include <linux/mm.h>
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#include <linux/sched.h>
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static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
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pte_t *pte)
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{
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set_pmd(pmd, __pmd((unsigned long)pte));
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}
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static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
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pgtable_t pte)
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{
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set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
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}
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#define pmd_pgtable(pmd) pmd_page(pmd)
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/*
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* Initialize a new pmd table with invalid pointers.
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*/
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extern void pmd_init(unsigned long page, unsigned long pagetable);
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#ifndef __PAGETABLE_PMD_FOLDED
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static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
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{
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set_pud(pud, __pud((unsigned long)pmd));
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}
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#endif
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/*
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* Initialize a new pgd / pmd table with invalid pointers.
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*/
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extern void pgd_init(unsigned long page);
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static inline pgd_t *pgd_alloc(struct mm_struct *mm)
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{
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pgd_t *ret, *init;
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ret = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER);
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if (ret) {
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init = pgd_offset(&init_mm, 0UL);
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pgd_init((unsigned long)ret);
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memcpy(ret + USER_PTRS_PER_PGD, init + USER_PTRS_PER_PGD,
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(PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
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}
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return ret;
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}
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static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
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{
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free_pages((unsigned long)pgd, PGD_ORDER);
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}
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static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
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unsigned long address)
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{
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return (pte_t *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, PTE_ORDER);
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}
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static inline struct page *pte_alloc_one(struct mm_struct *mm,
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unsigned long address)
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{
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struct page *pte;
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pte = alloc_pages(GFP_KERNEL, PTE_ORDER);
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if (!pte)
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return NULL;
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clear_highpage(pte);
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if (!pgtable_page_ctor(pte)) {
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__free_page(pte);
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return NULL;
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}
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return pte;
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}
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static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
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{
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free_pages((unsigned long)pte, PTE_ORDER);
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}
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static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
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{
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pgtable_page_dtor(pte);
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__free_pages(pte, PTE_ORDER);
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}
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#define __pte_free_tlb(tlb,pte,address) \
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do { \
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pgtable_page_dtor(pte); \
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tlb_remove_page((tlb), pte); \
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} while (0)
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#ifndef __PAGETABLE_PMD_FOLDED
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static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
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{
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pmd_t *pmd;
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pmd = (pmd_t *) __get_free_pages(GFP_KERNEL, PMD_ORDER);
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if (pmd)
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pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table);
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return pmd;
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}
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static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
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{
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free_pages((unsigned long)pmd, PMD_ORDER);
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}
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#define __pmd_free_tlb(tlb, x, addr) pmd_free((tlb)->mm, x)
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#endif
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#define check_pgt_cache() do { } while (0)
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extern void pagetable_init(void);
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#endif /* _ASM_PGALLOC_H */
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