diff options
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/kcore.c | 4 | ||||
| -rw-r--r-- | fs/proc/kmsg.c | 2 | ||||
| -rw-r--r-- | fs/proc/proc_sysctl.c | 4 |
3 files changed, 7 insertions, 3 deletions
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index e8a93bc8285d..d1e82761de81 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -510,6 +510,10 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) /* we have to zero-fill user buffer even if no read */ if (copy_to_user(buffer, buf, tsz)) return -EFAULT; + } else if (m->type == KCORE_USER) { + /* User page is handled prior to normal kernel page: */ + if (copy_to_user(buffer, (char *)start, tsz)) + return -EFAULT; } else { if (kern_addr_valid(start)) { /* diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c index f0bfb45c3f9f..4f4a2abb225e 100644 --- a/fs/proc/kmsg.c +++ b/fs/proc/kmsg.c @@ -44,7 +44,7 @@ static __poll_t kmsg_poll(struct file *file, poll_table *wait) { poll_wait(file, &log_wait, wait); if (do_syslog(SYSLOG_ACTION_SIZE_UNREAD, NULL, 0, SYSLOG_FROM_PROC)) - return POLLIN | POLLRDNORM; + return EPOLLIN | EPOLLRDNORM; return 0; } diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 63325377621a..c41ab261397d 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -640,7 +640,7 @@ static __poll_t proc_sys_poll(struct file *filp, poll_table *wait) /* sysctl was unregistered */ if (IS_ERR(head)) - return POLLERR | POLLHUP; + return EPOLLERR | EPOLLHUP; if (!table->proc_handler) goto out; @@ -653,7 +653,7 @@ static __poll_t proc_sys_poll(struct file *filp, poll_table *wait) if (event != atomic_read(&table->poll->event)) { filp->private_data = proc_sys_poll_event(table->poll); - ret = POLLIN | POLLRDNORM | POLLERR | POLLPRI; + ret = EPOLLIN | EPOLLRDNORM | EPOLLERR | EPOLLPRI; } out: |
