6da7d59d98
Changes in 4.9.264 net: fec: ptp: avoid register access when ipg clock is disabled powerpc/4xx: Fix build errors from mfdcr() atm: eni: dont release is never initialized atm: lanai: dont run lanai_dev_close if not open ixgbe: Fix memleak in ixgbe_configure_clsu32 net: tehuti: fix error return code in bdx_probe() sun/niu: fix wrong RXMAC_BC_FRM_CNT_COUNT count nfs: fix PNFS_FLEXFILE_LAYOUT Kconfig default NFS: Correct size calculation for create reply length net: wan: fix error return code of uhdlc_init() atm: uPD98402: fix incorrect allocation atm: idt77252: fix null-ptr-dereference u64_stats,lockdep: Fix u64_stats_init() vs lockdep nfs: we don't support removing system.nfs4_acl ia64: fix ia64_syscall_get_set_arguments() for break-based syscalls ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign x86/tlb: Flush global mappings when KAISER is disabled squashfs: fix inode lookup sanity checks squashfs: fix xattr id and id lookup sanity checks arm64: dts: ls1043a: mark crypto engine dma coherent bus: omap_l3_noc: mark l3 irqs as IRQF_NO_THREAD macvlan: macvlan_count_rx() needs to be aware of preemption net: dsa: bcm_sf2: Qualify phydev->dev_flags based on port e1000e: add rtnl_lock() to e1000_reset_task e1000e: Fix error handling in e1000_set_d0_lplu_state_82571 net/qlcnic: Fix a use after free in qlcnic_83xx_get_minidump_template can: c_can_pci: c_can_pci_remove(): fix use-after-free can: c_can: move runtime PM enable/disable to c_can_platform can: m_can: m_can_do_rx_poll(): fix extraneous msg loss warning mac80211: fix rate mask reset net: cdc-phonet: fix data-interface release on probe failure RDMA/cxgb4: Fix adapter LE hash errors while destroying ipv6 listening server ACPI: scan: Rearrange memory allocation in acpi_device_add() ACPI: scan: Use unique number for instance_no perf auxtrace: Fix auxtrace queue conflict idr: add ida_is_empty futex: Use smp_store_release() in mark_wake_futex() futex,rt_mutex: Introduce rt_mutex_init_waiter() futex: Rework futex_lock_pi() to use rt_mutex_*_proxy_lock() futex: Drop hb->lock before enqueueing on the rtmutex futex: Avoid freeing an active timer futex,rt_mutex: Fix rt_mutex_cleanup_proxy_lock() futex: Handle early deadlock return correctly futex: Fix (possible) missed wakeup locking/futex: Allow low-level atomic operations to return -EAGAIN arm64: futex: Bound number of LDXR/STXR loops in FUTEX_WAKE_OP futex: Prevent robust futex exit race futex: Fix incorrect should_fail_futex() handling futex: Handle transient "ownerless" rtmutex state correctly can: dev: Move device back to init netns on owning netns delete net: sched: validate stab values net: qrtr: fix a kernel-infoleak in qrtr_recvmsg() mac80211: fix double free in ibss_leave xen-blkback: don't leak persistent grants from xen_blkbk_map() Linux 4.9.264 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I8c5617c1f82aa378e3ba19d43879065e15457edd
89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
/*
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* Access to user system call parameters and results
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*
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* Copyright (C) 2008 Intel Corp. Shaohua Li <shaohua.li@intel.com>
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License v.2.
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*
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* See asm-generic/syscall.h for descriptions of what we must do here.
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*/
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#ifndef _ASM_SYSCALL_H
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#define _ASM_SYSCALL_H 1
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#include <uapi/linux/audit.h>
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#include <linux/sched.h>
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#include <linux/err.h>
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static inline long syscall_get_nr(struct task_struct *task,
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struct pt_regs *regs)
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{
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if ((long)regs->cr_ifs < 0) /* Not a syscall */
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return -1;
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return regs->r15;
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}
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static inline void syscall_rollback(struct task_struct *task,
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struct pt_regs *regs)
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{
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/* do nothing */
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}
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static inline long syscall_get_error(struct task_struct *task,
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struct pt_regs *regs)
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{
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return regs->r10 == -1 ? -regs->r8:0;
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}
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static inline long syscall_get_return_value(struct task_struct *task,
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struct pt_regs *regs)
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{
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return regs->r8;
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}
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static inline void syscall_set_return_value(struct task_struct *task,
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struct pt_regs *regs,
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int error, long val)
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{
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if (error) {
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/* error < 0, but ia64 uses > 0 return value */
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regs->r8 = -error;
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regs->r10 = -1;
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} else {
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regs->r8 = val;
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regs->r10 = 0;
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}
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}
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extern void ia64_syscall_get_set_arguments(struct task_struct *task,
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struct pt_regs *regs, unsigned int i, unsigned int n,
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unsigned long *args, int rw);
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static inline void syscall_get_arguments(struct task_struct *task,
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struct pt_regs *regs,
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unsigned int i, unsigned int n,
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unsigned long *args)
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{
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BUG_ON(i + n > 6);
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ia64_syscall_get_set_arguments(task, regs, i, n, args, 0);
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}
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static inline void syscall_set_arguments(struct task_struct *task,
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struct pt_regs *regs,
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unsigned int i, unsigned int n,
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unsigned long *args)
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{
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BUG_ON(i + n > 6);
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ia64_syscall_get_set_arguments(task, regs, i, n, args, 1);
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}
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static inline int syscall_get_arch(void)
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{
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return AUDIT_ARCH_IA64;
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}
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#endif /* _ASM_SYSCALL_H */
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