Support for DISCARD and WRITE_ZEROES in the ubd driver using fallocate. DISCARD is enabled by default and can be disabled using a new UBD command line flag. If the underlying fs on which the UBD image is stored does not support DISCARD the support for both DISCARD and WRITE_ZEROES is turned off. Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com> Signed-off-by: Richard Weinberger <richard@nod.at> |
||
---|---|---|
.. | ||
drivers | ||
skas | ||
Makefile | ||
elf_aux.c | ||
execvp.c | ||
file.c | ||
helper.c | ||
irq.c | ||
main.c | ||
mem.c | ||
process.c | ||
registers.c | ||
sigio.c | ||
signal.c | ||
start_up.c | ||
time.c | ||
tty.c | ||
umid.c | ||
user_syms.c | ||
util.c |