diff options
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/array.c | 4 | ||||
| -rw-r--r-- | fs/proc/base.c | 25 | ||||
| -rw-r--r-- | fs/proc/fd.c | 2 | ||||
| -rw-r--r-- | fs/proc/generic.c | 6 | ||||
| -rw-r--r-- | fs/proc/internal.h | 4 | ||||
| -rw-r--r-- | fs/proc/kcore.c | 6 | ||||
| -rw-r--r-- | fs/proc/loadavg.c | 2 | ||||
| -rw-r--r-- | fs/proc/proc_net.c | 7 | ||||
| -rw-r--r-- | fs/proc/proc_sysctl.c | 6 | ||||
| -rw-r--r-- | fs/proc/root.c | 8 | ||||
| -rw-r--r-- | fs/proc/stat.c | 3 | ||||
| -rw-r--r-- | fs/proc/task_mmu.c | 5 | ||||
| -rw-r--r-- | fs/proc/task_nommu.c | 4 |
13 files changed, 55 insertions, 27 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c index fe12b519d09b..88c355574aa0 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -60,6 +60,10 @@ #include <linux/tty.h> #include <linux/string.h> #include <linux/mman.h> +#include <linux/sched/mm.h> +#include <linux/sched/numa_balancing.h> +#include <linux/sched/task.h> +#include <linux/sched/cputime.h> #include <linux/proc_fs.h> #include <linux/ioport.h> #include <linux/uaccess.h> diff --git a/fs/proc/base.c b/fs/proc/base.c index b8f06273353e..c87b6b9a8a76 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -85,6 +85,11 @@ #include <linux/user_namespace.h> #include <linux/fs_struct.h> #include <linux/slab.h> +#include <linux/sched/autogroup.h> +#include <linux/sched/mm.h> +#include <linux/sched/coredump.h> +#include <linux/sched/debug.h> +#include <linux/sched/stat.h> #include <linux/flex_array.h> #include <linux/posix-timers.h> #ifdef CONFIG_HARDWALL @@ -766,7 +771,7 @@ struct mm_struct *proc_mem_open(struct inode *inode, unsigned int mode) if (!IS_ERR_OR_NULL(mm)) { /* ensure this mm_struct can't be freed */ - atomic_inc(&mm->mm_count); + mmgrab(mm); /* but do not pin its memory */ mmput(mm); } @@ -813,7 +818,7 @@ static ssize_t mem_rw(struct file *file, char __user *buf, return -ENOMEM; copied = 0; - if (!atomic_inc_not_zero(&mm->mm_users)) + if (!mmget_not_zero(mm)) goto free; /* Maybe we should limit FOLL_FORCE to actual ptrace users? */ @@ -921,7 +926,7 @@ static ssize_t environ_read(struct file *file, char __user *buf, return -ENOMEM; ret = 0; - if (!atomic_inc_not_zero(&mm->mm_users)) + if (!mmget_not_zero(mm)) goto free; down_read(&mm->mmap_sem); @@ -1064,7 +1069,7 @@ static int __set_oom_adj(struct file *file, int oom_adj, bool legacy) if (p) { if (atomic_read(&p->mm->mm_users) > 1) { mm = p->mm; - atomic_inc(&mm->mm_count); + mmgrab(mm); } task_unlock(p); } @@ -1724,11 +1729,12 @@ out_unlock: return NULL; } -int pid_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat) +int pid_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - struct inode *inode = d_inode(dentry); + struct inode *inode = d_inode(path->dentry); struct task_struct *task; - struct pid_namespace *pid = dentry->d_sb->s_fs_info; + struct pid_namespace *pid = path->dentry->d_sb->s_fs_info; generic_fillattr(inode, stat); @@ -3511,9 +3517,10 @@ static int proc_task_readdir(struct file *file, struct dir_context *ctx) return 0; } -static int proc_task_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat) +static int proc_task_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - struct inode *inode = d_inode(dentry); + struct inode *inode = d_inode(path->dentry); struct task_struct *p = get_proc_task(inode); generic_fillattr(inode, stat); diff --git a/fs/proc/fd.c b/fs/proc/fd.c index 00ce1531b2f5..c330495c3115 100644 --- a/fs/proc/fd.c +++ b/fs/proc/fd.c @@ -1,4 +1,4 @@ -#include <linux/sched.h> +#include <linux/sched/signal.h> #include <linux/errno.h> #include <linux/dcache.h> #include <linux/path.h> diff --git a/fs/proc/generic.c b/fs/proc/generic.c index 06c73904d497..ee27feb34cf4 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -118,10 +118,10 @@ static int proc_notify_change(struct dentry *dentry, struct iattr *iattr) return 0; } -static int proc_getattr(struct vfsmount *mnt, struct dentry *dentry, - struct kstat *stat) +static int proc_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - struct inode *inode = d_inode(dentry); + struct inode *inode = d_inode(path->dentry); struct proc_dir_entry *de = PDE(inode); if (de && de->nlink) set_nlink(inode, de->nlink); diff --git a/fs/proc/internal.h b/fs/proc/internal.h index 5d6960f5f1c0..c5ae09b6c726 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -14,6 +14,8 @@ #include <linux/spinlock.h> #include <linux/atomic.h> #include <linux/binfmts.h> +#include <linux/sched/coredump.h> +#include <linux/sched/task.h> struct ctl_table_header; struct mempolicy; @@ -149,7 +151,7 @@ extern int proc_pid_statm(struct seq_file *, struct pid_namespace *, * base.c */ extern const struct dentry_operations pid_dentry_operations; -extern int pid_getattr(struct vfsmount *, struct dentry *, struct kstat *); +extern int pid_getattr(const struct path *, struct kstat *, u32, unsigned int); extern int proc_setattr(struct dentry *, struct iattr *); extern struct inode *proc_pid_make_inode(struct super_block *, struct task_struct *, umode_t); extern int pid_revalidate(struct dentry *, unsigned int); diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index 0b80ad87b4d6..4ee55274f155 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -28,6 +28,7 @@ #include <linux/list.h> #include <linux/ioport.h> #include <linux/memory.h> +#include <linux/sched/task.h> #include <asm/sections.h> #include "internal.h" @@ -373,7 +374,10 @@ static void elf_kcore_store_hdr(char *bufp, int nphdr, int dataoff) phdr->p_flags = PF_R|PF_W|PF_X; phdr->p_offset = kc_vaddr_to_offset(m->addr) + dataoff; phdr->p_vaddr = (size_t)m->addr; - phdr->p_paddr = 0; + if (m->type == KCORE_RAM || m->type == KCORE_TEXT) + phdr->p_paddr = __pa(m->addr); + else + phdr->p_paddr = (elf_addr_t)-1; phdr->p_filesz = phdr->p_memsz = m->size; phdr->p_align = PAGE_SIZE; } diff --git a/fs/proc/loadavg.c b/fs/proc/loadavg.c index aec66e6c2060..983fce5c2418 100644 --- a/fs/proc/loadavg.c +++ b/fs/proc/loadavg.c @@ -3,6 +3,8 @@ #include <linux/pid_namespace.h> #include <linux/proc_fs.h> #include <linux/sched.h> +#include <linux/sched/loadavg.h> +#include <linux/sched/stat.h> #include <linux/seq_file.h> #include <linux/seqlock.h> #include <linux/time.h> diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c index ffd72a6c6e04..d72fc40241d9 100644 --- a/fs/proc/proc_net.c +++ b/fs/proc/proc_net.c @@ -17,6 +17,7 @@ #include <linux/slab.h> #include <linux/init.h> #include <linux/sched.h> +#include <linux/sched/task.h> #include <linux/module.h> #include <linux/bitops.h> #include <linux/mount.h> @@ -140,10 +141,10 @@ static struct dentry *proc_tgid_net_lookup(struct inode *dir, return de; } -static int proc_tgid_net_getattr(struct vfsmount *mnt, struct dentry *dentry, - struct kstat *stat) +static int proc_tgid_net_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - struct inode *inode = d_inode(dentry); + struct inode *inode = d_inode(path->dentry); struct net *net; net = get_proc_task_net(inode); diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 3e64c6502dc8..8f91ec66baa3 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -8,6 +8,7 @@ #include <linux/printk.h> #include <linux/security.h> #include <linux/sched.h> +#include <linux/cred.h> #include <linux/namei.h> #include <linux/mm.h> #include <linux/module.h> @@ -801,9 +802,10 @@ static int proc_sys_setattr(struct dentry *dentry, struct iattr *attr) return 0; } -static int proc_sys_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat) +static int proc_sys_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - struct inode *inode = d_inode(dentry); + struct inode *inode = d_inode(path->dentry); struct ctl_table_header *head = grab_header(inode); struct ctl_table *table = PROC_I(inode)->sysctl_entry; diff --git a/fs/proc/root.c b/fs/proc/root.c index b90da888b81a..deecb397daa3 100644 --- a/fs/proc/root.c +++ b/fs/proc/root.c @@ -14,12 +14,14 @@ #include <linux/stat.h> #include <linux/init.h> #include <linux/sched.h> +#include <linux/sched/stat.h> #include <linux/module.h> #include <linux/bitops.h> #include <linux/user_namespace.h> #include <linux/mount.h> #include <linux/pid_namespace.h> #include <linux/parser.h> +#include <linux/cred.h> #include "internal.h" @@ -149,10 +151,10 @@ void __init proc_root_init(void) proc_sys_init(); } -static int proc_root_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat -) +static int proc_root_getattr(const struct path *path, struct kstat *stat, + u32 request_mask, unsigned int query_flags) { - generic_fillattr(d_inode(dentry), stat); + generic_fillattr(d_inode(path->dentry), stat); stat->nlink = proc_root.nlink + nr_processes(); return 0; } diff --git a/fs/proc/stat.c b/fs/proc/stat.c index e47c3e8c4dfe..bd4e55f4aa20 100644 --- a/fs/proc/stat.c +++ b/fs/proc/stat.c @@ -5,11 +5,12 @@ #include <linux/kernel_stat.h> #include <linux/proc_fs.h> #include <linux/sched.h> +#include <linux/sched/stat.h> #include <linux/seq_file.h> #include <linux/slab.h> #include <linux/time.h> #include <linux/irqnr.h> -#include <linux/cputime.h> +#include <linux/sched/cputime.h> #include <linux/tick.h> #ifndef arch_irq_stat_cpu diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 8f96a49178d0..f08bd31c1081 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -11,6 +11,7 @@ #include <linux/mempolicy.h> #include <linux/rmap.h> #include <linux/swap.h> +#include <linux/sched/mm.h> #include <linux/swapops.h> #include <linux/mmu_notifier.h> #include <linux/page_idle.h> @@ -167,7 +168,7 @@ static void *m_start(struct seq_file *m, loff_t *ppos) return ERR_PTR(-ESRCH); mm = priv->mm; - if (!mm || !atomic_inc_not_zero(&mm->mm_users)) + if (!mm || !mmget_not_zero(mm)) return NULL; down_read(&mm->mmap_sem); @@ -1352,7 +1353,7 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, unsigned long end_vaddr; int ret = 0, copied = 0; - if (!mm || !atomic_inc_not_zero(&mm->mm_users)) + if (!mm || !mmget_not_zero(mm)) goto out; ret = -EINVAL; diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c index 37175621e890..23266694db11 100644 --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c @@ -7,6 +7,8 @@ #include <linux/ptrace.h> #include <linux/slab.h> #include <linux/seq_file.h> +#include <linux/sched/mm.h> + #include "internal.h" /* @@ -219,7 +221,7 @@ static void *m_start(struct seq_file *m, loff_t *pos) return ERR_PTR(-ESRCH); mm = priv->mm; - if (!mm || !atomic_inc_not_zero(&mm->mm_users)) + if (!mm || !mmget_not_zero(mm)) return NULL; down_read(&mm->mmap_sem); |
