bb61232f34
Changes in 4.9.326 Bluetooth: L2CAP: Fix use-after-free caused by l2cap_chan_put ntfs: fix use-after-free in ntfs_ucsncmp() scsi: ufs: host: Hold reference returned by of_parse_phandle() net: ping6: Fix memleak in ipv6_renew_options(). net: sungem_phy: Add of_node_put() for reference returned by of_get_parent() netfilter: nf_queue: do not allow packet truncation below transport header offset ARM: crypto: comment out gcc warning that breaks clang builds mt7601u: add USB device ID for some versions of XiaoDu WiFi Dongle. ion: Make user_ion_handle_put_nolock() a void function selinux: Minor cleanups proc: Pass file mode to proc_pid_make_inode selinux: Clean up initialization of isec->sclass selinux: Convert isec->lock into a spinlock selinux: fix error initialization in inode_doinit_with_dentry() selinux: fix inode_doinit_with_dentry() LABEL_INVALID error handling include/uapi/linux/swab.h: fix userspace breakage, use __BITS_PER_LONG for swap init/main: Fix double "the" in comment init/main: properly align the multi-line comment init: move stack canary initialization after setup_arch init/main.c: extract early boot entropy from the passed cmdline ACPI: video: Force backlight native for some TongFang devices ACPI: video: Shortening quirk list by identifying Clevo by board_name only random: only call boot_init_stack_canary() once macintosh/adb: fix oob read in do_adb_query() function ALSA: bcd2000: Fix a UAF bug on the error path of probing add barriers to buffer_uptodate and set_buffer_uptodate KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0 KVM: x86: Mark TSS busy during LTR emulation _after_ all fault checks ALSA: hda/conexant: Add quirk for LENOVO 20149 Notebook model ALSA: hda/cirrus - support for iMac 12,1 model vfs: Check the truncate maximum size in inode_newsize_ok() usbnet: Fix linkwatch use-after-free on disconnect parisc: Fix device names in /proc/iomem drm/nouveau: fix another off-by-one in nvbios_addr bpf: fix overflow in prog accounting fuse: limit nsec md-raid10: fix KASAN warning ia64, processor: fix -Wincompatible-pointer-types in ia64_get_irr() PCI: Add defines for normal and subtractive PCI bridges powerpc/fsl-pci: Fix Class Code of PCIe Root Port powerpc/powernv: Avoid crashing if rng is NULL MIPS: cpuinfo: Fix a warning for CONFIG_CPUMASK_OFFSTACK USB: HCD: Fix URB giveback issue in tasklet function netfilter: nf_tables: fix null deref due to zeroed list head scsi: zfcp: Fix missing auto port scan and thus missing target ports x86/olpc: fix 'logical not is only applied to the left hand side' spmi: trace: fix stack-out-of-bound access in SPMI tracing functions ext4: add EXT4_INODE_HAS_XATTR_SPACE macro in xattr.h ext4: make sure ext4_append() always allocates new block ext4: fix use-after-free in ext4_xattr_set_entry ext4: update s_overhead_clusters in the superblock during an on-line resize ext4: fix extent status tree race in writeback error recovery path ext4: correct max_inline_xattr_value_size computing dm raid: fix address sanitizer warning in raid_status net_sched: cls_route: remove from list when handle is 0 btrfs: reject log replay if there is unsupported RO compat flag tcp: fix over estimation in sk_forced_mem_schedule() scsi: sg: Allow waiting for commands to complete on removed device Revert "net: usb: ax88179_178a needs FLAG_SEND_ZLP" Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm regression nios2: time: Read timer in get_cycles only if initialized net/9p: Initialize the iounit field during fid creation net_sched: cls_route: disallow handle of 0 ALSA: info: Fix llseek return value when using callback rds: add missing barrier to release_refill ata: libata-eh: Add missing command name btrfs: fix lost error handling when looking up extended ref on log replay can: ems_usb: fix clang's -Wunaligned-access warning NFSv4.1: RECLAIM_COMPLETE must handle EACCES SUNRPC: Reinitialise the backchannel request buffers before reuse pinctrl: nomadik: Fix refcount leak in nmk_pinctrl_dt_subnode_to_map pinctrl: qcom: msm8916: Allow CAMSS GP clocks to be muxed vsock: Fix memory leak in vsock_connect() xen/xenbus: fix return type in xenbus_file_read() atm: idt77252: fix use-after-free bugs caused by tst_timer nios2: page fault et.al. are *not* restartable syscalls... nios2: don't leave NULLs in sys_call_table[] nios2: traced syscall does need to check the syscall number nios2: fix syscall restart checks nios2: restarts apply only to the first sigframe we build... nios2: add force_successful_syscall_return() netfilter: nf_tables: really skip inactive sets when allocating name fec: Fix timer capture timing in `fec_ptp_enable_pps()` irqchip/tegra: Fix overflow implicit truncation warnings usb: host: ohci-ppc-of: Fix refcount leak bug gadgetfs: ep_io - wait until IRQ finishes cxl: Fix a memory leak in an error handling path drivers:md:fix a potential use-after-free bug ext4: avoid remove directory when directory is corrupted ext4: avoid resizing to a partial cluster size tty: serial: Fix refcount leak bug in ucc_uart.c vfio: Clear the caps->buf to NULL after free mips: cavium-octeon: Fix missing of_node_put() in octeon2_usb_clocks_start ALSA: core: Add async signal helpers ALSA: timer: Use deferred fasync helper powerpc/64: Init jump labels before parse_early_param() video: fbdev: i740fb: Check the argument of i740_calc_vclk() MIPS: tlbex: Explicitly compare _PAGE_NO_EXEC against 0 Linux 4.9.326 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I3ca17af58cd0c61bd81028c496849592cfd22f0f
122 lines
2.6 KiB
C
122 lines
2.6 KiB
C
/*
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* Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
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* Copyright (C) 2004 Microtronix Datacom Ltd.
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*
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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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#ifndef _ASM_NIOS2_ENTRY_H
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#define _ASM_NIOS2_ENTRY_H
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#ifdef __ASSEMBLY__
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#include <asm/processor.h>
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#include <asm/registers.h>
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#include <asm/asm-offsets.h>
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/*
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* Standard Nios2 interrupt entry and exit macros.
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* Must be called with interrupts disabled.
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*/
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.macro SAVE_ALL
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rdctl r24, estatus
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andi r24, r24, ESTATUS_EU
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beq r24, r0, 1f /* In supervisor mode, already on kernel stack */
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movia r24, _current_thread /* Switch to current kernel stack */
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ldw r24, 0(r24) /* using the thread_info */
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addi r24, r24, THREAD_SIZE-PT_REGS_SIZE
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stw sp, PT_SP(r24) /* Save user stack before changing */
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mov sp, r24
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br 2f
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1 : mov r24, sp
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addi sp, sp, -PT_REGS_SIZE /* Backup the kernel stack pointer */
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stw r24, PT_SP(sp)
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2 : stw r1, PT_R1(sp)
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stw r2, PT_R2(sp)
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stw r3, PT_R3(sp)
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stw r4, PT_R4(sp)
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stw r5, PT_R5(sp)
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stw r6, PT_R6(sp)
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stw r7, PT_R7(sp)
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stw r8, PT_R8(sp)
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stw r9, PT_R9(sp)
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stw r10, PT_R10(sp)
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stw r11, PT_R11(sp)
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stw r12, PT_R12(sp)
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stw r13, PT_R13(sp)
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stw r14, PT_R14(sp)
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stw r15, PT_R15(sp)
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movi r24, -1
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stw r24, PT_ORIG_R2(sp)
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stw r7, PT_ORIG_R7(sp)
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stw ra, PT_RA(sp)
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stw fp, PT_FP(sp)
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stw gp, PT_GP(sp)
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rdctl r24, estatus
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stw r24, PT_ESTATUS(sp)
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stw ea, PT_EA(sp)
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.endm
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.macro RESTORE_ALL
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ldw r1, PT_R1(sp) /* Restore registers */
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ldw r2, PT_R2(sp)
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ldw r3, PT_R3(sp)
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ldw r4, PT_R4(sp)
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ldw r5, PT_R5(sp)
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ldw r6, PT_R6(sp)
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ldw r7, PT_R7(sp)
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ldw r8, PT_R8(sp)
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ldw r9, PT_R9(sp)
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ldw r10, PT_R10(sp)
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ldw r11, PT_R11(sp)
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ldw r12, PT_R12(sp)
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ldw r13, PT_R13(sp)
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ldw r14, PT_R14(sp)
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ldw r15, PT_R15(sp)
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ldw ra, PT_RA(sp)
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ldw fp, PT_FP(sp)
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ldw gp, PT_GP(sp)
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ldw r24, PT_ESTATUS(sp)
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wrctl estatus, r24
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ldw ea, PT_EA(sp)
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ldw sp, PT_SP(sp) /* Restore sp last */
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.endm
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.macro SAVE_SWITCH_STACK
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addi sp, sp, -SWITCH_STACK_SIZE
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stw r16, SW_R16(sp)
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stw r17, SW_R17(sp)
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stw r18, SW_R18(sp)
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stw r19, SW_R19(sp)
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stw r20, SW_R20(sp)
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stw r21, SW_R21(sp)
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stw r22, SW_R22(sp)
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stw r23, SW_R23(sp)
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stw fp, SW_FP(sp)
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stw gp, SW_GP(sp)
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stw ra, SW_RA(sp)
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.endm
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.macro RESTORE_SWITCH_STACK
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ldw r16, SW_R16(sp)
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ldw r17, SW_R17(sp)
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ldw r18, SW_R18(sp)
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ldw r19, SW_R19(sp)
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ldw r20, SW_R20(sp)
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ldw r21, SW_R21(sp)
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ldw r22, SW_R22(sp)
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ldw r23, SW_R23(sp)
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ldw fp, SW_FP(sp)
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ldw gp, SW_GP(sp)
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ldw ra, SW_RA(sp)
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addi sp, sp, SWITCH_STACK_SIZE
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.endm
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#endif /* __ASSEMBLY__ */
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#endif /* _ASM_NIOS2_ENTRY_H */
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