Lines Matching full:ueventd

17 #include "ueventd.h"
51 // At a high level, ueventd listens for uevent messages generated by the kernel through a netlink
52 // socket.  When ueventd receives such a message it handles it by taking appropriate actions,
55 // Ueventd also handles loading of firmware that the kernel requests, and creates symlinks for block
58 // When ueventd starts, it regenerates uevents for all currently registered devices by traversing
61 // ueventd would not have been running when these devices were registered and therefore was unable
65 // 'init' currently waits synchronously on the cold boot process of ueventd before it continues
67 // a speed up here is to parallelize the handling of ueventd messages, which consume the bulk of the
88 // 1) ueventd regenerates uevents by doing the /sys traversal and listens to the netlink socket for
91 // 2) ueventd forks 'n' separate uevent handler subprocesses and has each of them to handle the
96 // 3) In parallel to the subprocesses handling the uevents, the main thread of ueventd calls
103 // At this point, ueventd is single threaded, poll()'s and then handles any future uevents.
171         //Maybe you can add this dir to the ueventd.rc script to parallel processing  in RestoreConHandler()
237     // Treat subprocesses that crash or get stuck the same as if ueventd itself has crashed or gets  in WaitForSubProcesses()
240     // When a subprocess crashes, we fatally abort from ueventd.  init will restart ueventd when  in WaitForSubProcesses()
242     // since ueventd is marked as a critical service, init will reboot to bootloader.  in WaitForSubProcesses()
244     // When a subprocess gets stuck, keep ueventd spinning waiting for it.  init has a timeout for  in WaitForSubProcesses()
245     // cold boot and will reboot to the bootloader if ueventd does not complete in time.  in WaitForSubProcesses()
301         return ParseConfig({"/system/etc/ueventd.rc", "/vendor/etc/ueventd.rc"});  in GetConfiguration()
311             {"/vendor/ueventd.rc", "/vendor/etc/ueventd.rc"},  in GetConfiguration()
312             {"/odm/ueventd.rc", "/odm/etc/ueventd.rc"},  in GetConfiguration()
313             {"/ueventd." + hardware + ".rc", "another ueventd.rc file"}};  in GetConfiguration()
315     std::vector<std::string> canonical{"/system/etc/ueventd.rc"};  in GetConfiguration()
327                         << "Legacy ueventd configuration file detected and will not be parsed: "  in GetConfiguration()
347     LOG(INFO) << "ueventd started!";  in ueventd_main()