Messages in this thread | | | Date | Fri, 20 Nov 2009 16:12:14 +0800 | Subject | Re: 如何通过fd找到打开文件的路径及名 称 | From | Xiaotian Feng <> |
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in fs/open.c sys_open | --> do_sys_open |---> fd_install
Then fd is installed into file_fdtable
in fs/file_table.c fget_light/fget |----> fcheck_files
Then kernel get files from fd.
2009/11/20 Helight.Xu <helight.xu@gmail.com>: > 在用户程序中打开文件进行编辑,那在内核中如何能通过open后的fd > 来找到相应打开文件的路径及其名字呢? > > -- > --------------------------------- > Zhenwen Xu - Open and Free > Home Page: http://zhwen.org > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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