On (05/22/15 10:31), Marcin Jabrzyk wrote: > Zram sysfs interface was not making any check of > proper compressor name when setting it. > Any name is accepted, but further tries of device > creation would end up with not very meaningfull error. > eg. > > echo lz0 > comp_algorithm > echo 200M > disksize > echo: write error: Invalid argument > no. zram already complains about failed comp backend creation. it's in dmesg (or syslog, etc.): "zram: Cannot initialise %s compressing backend" second, there is not much value in exposing zcomp internals, especially when the result is just another line in dmesg output. -ss -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>