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...t nbdkit_plugin plugin = { .can_flush = py_can_flush, .is_rotational = py_is_rotational, .can_trim = py_can_trim, + .can_zero = py_can_zero, .pread = py_pread, .pwrite = py_pwrite, diff --git a/tests/test.py b/tests/test.py index 518cdd4..852af55 100644 --- a/tests/test.py +++ b/tests/test.py @@ -30,6 +30,10 @@ def can_trim(h): return True +def can_zero(h): + return True + + def pread(h, count, offset): global disk return disk[offset:offset+count] -- 2.14.3

...7 +65,7 @@ def pwrite(h, buf, offset): disk[offset:end] = buf -def zero(h, count, offset, may_trim): +def zero(h, count, offset, may_trim=False): global disk if may_trim: disk[offset:offset+count] = bytearray(count) diff --git a/tests/test.py b/tests/test.py index 630ac2f..518cdd4 100644 --- a/tests/test.py +++ b/tests/test.py @@ -41,7 +41,7 @@ def pwrite(h, buf, offset): disk[offset:end] = buf -def zero(h, count, offset, may_trim=False): +def zero(h, count, offset): global disk disk[offset:offset+count] = bytearray(count) -- 2.14.3

...7 +65,7 @@ def pwrite(h, buf, offset): disk[offset:end] = buf -def zero(h, count, offset, may_trim): +def zero(h, count, offset, may_trim=False): global disk if may_trim: disk[offset:offset+count] = bytearray(count) diff --git a/tests/test.py b/tests/test.py index 630ac2f..518cdd4 100644 --- a/tests/test.py +++ b/tests/test.py @@ -41,7 +41,7 @@ def pwrite(h, buf, offset): disk[offset:end] = buf -def zero(h, count, offset, may_trim=False): +def zero(h, count, offset): global disk disk[offset:offset+count] = bytearray(count) -- 2.14.3

First out of our four language bindings to add FUA support (for reference, I added 'zero' support for python, perl, and ruby back in 1.1.13, then Rich had to add it for ocaml in 1.1.20). I tested this heavily under python 2, but for now only compile tested under python 3; I plan to do further testing there and make any tweaks if necessary. I wrote patch 5 early on, but then realized I