Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\debug\kdb\kdb_main.c Create Date:2022-07-28 11:42:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:kdb_pid - This function implements the 'pid' command which switches* the currently active process.* pid [<pid> | R]

Proto:static int kdb_pid(int argc, const char **argv)

Type:int

Parameter:

TypeParameterName
intargc
const char **argv
2389  If argc > 1 Then Return KDB_ARGCOUNT
2392  If argc Then
2393  If strcmp(argv[1], "R") == 0 Then
2394  p = KDB_TSK(cpu number that owns kdb )
2395  Else
2396  diag = kdbgetularg - This function will convert a numeric string into an* unsigned long value.* Parameters:* arg A character string representing a numeric value* Outputs:* *value the unsigned long represntation of arg.* Returns:
2397  If diag Then Return KDB_BADINT
2400  p = Must be called under rcu_read_lock().
2401  If Not p Then
2402  kdb_printf("No task with pid=%d\n", (pid_t)val)
2403  Return 0
2406  kdb_set_current_task(p)
2408  kdb_printf("KDB current process is %s(pid=%d)\n", * executable name, excluding path. * - normally initialized setup_new_exec() * - access it with [gs]et_task_comm() * - lock it with task_lock(), process id)
2412  Return 0