...reted as follows: ru_utime This is the total amount of time spent executing in user mode, expressed in a timeval structure (seconds plus microseconds). ru_stime This is the tota…...untime This field specifies the "Runtime" parameter for deadline scheduling. The value is expressed in nanoseconds. This field, and the next two fields, are used only for SCHED_…...untime This field specifies the "Runtime" parameter for deadline scheduling. The value is expressed in nanoseconds. This field, and the next two fields, are used only for SCHED_…...munication vsock (7) AF_KCM . KCM (kernel connection multiplexer) interface AF_XDP . XDP (express data path) interface Further details of the above address families, as well as …...egative timeout value for poll () is interpreted as an infinite timeout, a negative value expressed in *tmo_p results in an error from ppoll (). See the description of pselect (…...egative timeout value for poll () is interpreted as an infinite timeout, a negative value expressed in *tmo_p results in an error from ppoll (). See the description of pselect (…...ings The access-time values listed below are an enumeration that includes the value zero, expressed in the bits defined by the mask MOUNT_ATTR__ATIME . Even though these bits ar…...ding. PERF_SAMPLE_WEIGHT (since Linux 3.10) Records a hardware provided weight value that expresses how costly the sampled event was. This allows the hardware to highlight expen…manipulate file descriptor NAME fcntl - manipulate file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int fcntl(int fd , int op , ... /* arg */ )…manipulate file descriptor NAME fcntl - manipulate file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int fcntl(int fd , int op , ... /* arg */ )…...---+ |op |cmp| oparg | cmparg | +---+---+-----------+-----------+ 4 4 12 12 <== # of bits Expressed in code, the encoding is: #define FUTEX_OP(op, oparg, cmp, cmparg) \ (((op & …