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| author | Robin Burchell <robin+git@viroteck.net> | 2019-05-19 10:24:28 +0200 |
|---|---|---|
| committer | Andreas Kling <awesomekling@gmail.com> | 2019-05-19 14:13:49 +0200 |
| commit | 635eb202890e72ced620f8e471bb5025ce67354e (patch) | |
| tree | 5b3bc9875ce73db6a465f7e3cde8c2fea4582ac1 | |
| parent | c7d8aa6969c2d30f1209be0c95b1bfc31c79831f (diff) | |
| download | serenity-635eb202890e72ced620f8e471bb5025ce67354e.zip | |
Kernel: Add the ability to debug poll/select independently of read/write
| -rw-r--r-- | Kernel/Process.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp index 3770954931..dff5a9ddf5 100644 --- a/Kernel/Process.cpp +++ b/Kernel/Process.cpp @@ -25,6 +25,7 @@ #include <Kernel/SharedMemory.h> #include <Kernel/ProcessTracer.h> +//#define DEBUG_POLL_SELECT //#define DEBUG_IO //#define TASK_DEBUG //#define FORK_DEBUG @@ -1798,7 +1799,7 @@ int Process::sys$select(const Syscall::SC_select_params* params) if (error) return error; -#ifdef DEBUG_IO +#if defined(DEBUG_IO) || defined(DEBUG_POLL_SELECT) dbgprintf("%s<%u> selecting on (read:%u, write:%u), timeout=%p\n", name().characters(), pid(), current->m_select_read_fds.size(), current->m_select_write_fds.size(), timeout); #endif @@ -1872,6 +1873,10 @@ int Process::sys$poll(pollfd* fds, int nfds, int timeout) current->m_select_has_timeout = false; } +#if defined(DEBUG_IO) || defined(DEBUG_POLL_SELECT) + dbgprintf("%s<%u> polling on (read:%u, write:%u), timeout=%d\n", name().characters(), pid(), current->m_select_read_fds.size(), current->m_select_write_fds.size(), timeout); +#endif + if (current->m_select_has_timeout || timeout < 0) { current->block(Thread::State::BlockedSelect); } |