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#ifndef PROC_H
#define PROC_H

#include <stdbool.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>

extern void cpu_affinity(int cpu);
extern int set_proc_prio(int prio);
extern int set_sched_status(int policy, int priority);
extern ssize_t proc_get_cmdline(unsigned int pid, char *cmdline, size_t len);
extern int proc_exec(const char *proc, char *const argv[]);
extern int proc_find_by_inode(ino_t ino, char *cmdline, size_t len, pid_t *pid);
extern bool proc_exists(pid_t pid);

#endif /* PROC_H */
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /include/sound
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/sound')