ntsync: Introduce NTSYNC_IOC_SEM_POST.

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This corresponds to the NT syscall NtReleaseSemaphore().

This increases the semaphore's internal counter by the given value, and returns
the previous value. If the counter would overflow the defined maximum, the
function instead fails and returns -EOVERFLOW.

Signed-off-by: Elizabeth Figura <zfigura@codeweavers.com>
Link: https://lore.kernel.org/r/20240329000621.148791-4-zfigura@codeweavers.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Elizabeth Figura 2024-03-28 19:05:54 -05:00 • committed by Greg Kroah-Hartman

parent b46271ec40

commit dc806bd48a

2 changed files with 71 additions and 3 deletions

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include/uapi/linux/ntsync.h

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