Messages in this thread | | | From | Roland Dreier <> | Subject | Re: [GIT PULL] ocfs2 changes for 2.6.32 | Date | Thu, 17 Sep 2009 11:40:33 -0700 |
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> int copy_file(const char *src, const char *dst) > { > /* Start a file copy */ > int cookie = copyfile(src, dst, 0); > > /* Async case? */ > if (cookie > 0) { > int ret; > > while ((ret = copyfile_ctrl(cookie, COPYFILE_WAIT)) > 0) > /* nothing */; > > /* Error handling is shared for async/sync */ > cookie = ret; > } > if (cookie < 0) { > perror("copyfile failed"); > return -1; > }
I guess one bit of semantics to figure out is what happens if copyfile() does the async case but then copyfile_ctrl() returns an error halfway through... is the state of the dest file just undefined?
- R.
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