14 lines
517 B
Diff
14 lines
517 B
Diff
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--- orig/drivers/cdrom/cdrom.c 2004-12-07 22:55:38.000000000 -0700
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+++ linux-2.6.10-rc3/drivers/cdrom/cdrom.c 2004-12-07 22:55:38.000000000 -0700
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@@ -997,6 +997,10 @@
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cdinfo(CD_OPEN, "entering cdrom_open\n");
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+ /* If the device is opened O_EXCL but there are other openers, return busy */
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+ if ( (fp->f_flags & O_EXCL) && (cdi->use_count>0) )
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+ return -EBUSY;
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+
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/* if this was a O_NONBLOCK open and we should honor the flags,
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* do a quick open without drive/disc integrity checks. */
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cdi->use_count++;
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