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execve()/creat(): handle NULL env correctly and support for holding executable file so that write access returns ETXTBSY

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bgerofi@riken.jp
2014-09-18 21:19:24 +09:00
committed by Balazs Gerofi bgerofi@riken.jp
parent b7088e654a
commit 55aeceb1bf
5 changed files with 103 additions and 9 deletions
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3
executer/kernel/driver.c
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@ -57,7 +57,8 @@ static struct ihk_os_user_call_handler mcctrl_uchs[] = {
{ .request = MCEXEC_UP_STRNCPY_FROM_USER, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_PREPARE_DMA, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_FREE_DMA, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_TEST_OPEN_EXEC, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_OPEN_EXEC, .func = mcctrl_ioctl },
{ .request = MCEXEC_UP_CLOSE_EXEC, .func = mcctrl_ioctl },
};
static struct ihk_os_user_call mcctrl_uc_proto = {