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Merge 6e4dc3d592 ("Merge tag 'for-linus-5.10-1' of git://github.com/cminyard/linux-ipmi") into android-mainline

Browse Source 
Steps on the way to 5.10-rc1

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Idbd0577a495237bf5628333110e2c98a77b39c77
This commit is contained in:
Greg Kroah-Hartman
2020-10-25 16:26:10 +01:00
parent 1316a9db4d 6e4dc3d592
commit 8c3d23ed9c
114 changed files with 1894 additions and 1310 deletions
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12
kernel/pid.c
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@@ -43,6 +43,7 @@
#include <linux/sched/task.h>
#include <linux/idr.h>
#include <net/sock.h>
#include <uapi/linux/pidfd.h>
struct pid init_struct_pid = {
.count = REFCOUNT_INIT(1),
@@ -523,7 +524,8 @@ struct pid *find_ge_pid(int nr, struct pid_namespace *ns)
/**
* pidfd_create() - Create a new pid file descriptor.
*
* @pid: struct pid that the pidfd will reference
* @pid: struct pid that the pidfd will reference
* @flags: flags to pass
*
* This creates a new pid file descriptor with the O_CLOEXEC flag set.
*
@@ -533,12 +535,12 @@ struct pid *find_ge_pid(int nr, struct pid_namespace *ns)
* Return: On success, a cloexec pidfd is returned.
* On error, a negative errno number will be returned.
*/
static int pidfd_create(struct pid *pid)
static int pidfd_create(struct pid *pid, unsigned int flags)
{
int fd;
fd = anon_inode_getfd("[pidfd]", &pidfd_fops, get_pid(pid),
O_RDWR | O_CLOEXEC);
flags | O_RDWR | O_CLOEXEC);
if (fd < 0)
put_pid(pid);
@@ -566,7 +568,7 @@ SYSCALL_DEFINE2(pidfd_open, pid_t, pid, unsigned int, flags)
int fd;
struct pid *p;
if (flags)
if (flags & ~PIDFD_NONBLOCK)
return -EINVAL;
if (pid <= 0)
@@ -577,7 +579,7 @@ SYSCALL_DEFINE2(pidfd_open, pid_t, pid, unsigned int, flags)
return -ESRCH;
if (pid_has_task(p, PIDTYPE_TGID))
fd = pidfd_create(p);
fd = pidfd_create(p, flags);
else
fd = -EINVAL;