On Mon, Jul 18, 2016 at 12:13:38AM +0200, Adam Borowski wrote:
> Instead of checking the mode of the file descriptor, let's check whether it
> could have been opened rw. This allows fixing intermittent exec failures
> when deduping a live system: anyone trying to exec a file currently being
> dedu
On Mon, Jul 18, 2016 at 12:13:38AM +0200, Adam Borowski wrote:
> Instead of checking the mode of the file descriptor, let's check whether it
> could have been opened rw. This allows fixing intermittent exec failures
> when deduping a live system: anyone trying to exec a file currently being
> dedu
Instead of checking the mode of the file descriptor, let's check whether it
could have been opened rw. This allows fixing intermittent exec failures
when deduping a live system: anyone trying to exec a file currently being
deduped gets ETXTBSY.
Issuing this ioctl on a ro file was already allowed
On Mon, Jul 18, 2016 at 12:13:38AM +0200, Adam Borowski wrote:
> Instead of checking the mode of the file descriptor, let's check whether it
> could have been opened rw. This allows fixing intermittent exec failures
> when deduping a live system: anyone trying to exec a file currently being
> dedu
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