linux-toradex.git/fs/btrfs/raid56.c, branch toradex_4.20.y Linux kernel for Apalis and Colibri modules btrfs: raid56: catch errors from full_stripe_write 2018-08-06T11:12:45+00:00 David Sterba dsterba@suse.com 2018-06-29T08:57:10+00:00 c7b562c5480322ffaf591f45a4ff7ee089340ab4 Add fall-back code to catch failure of full_stripe_write. Proper error handling from inside run_plug would need more code restructuring as it's called at arbitrary points by io scheduler. Signed-off-by: David Sterba <dsterba@suse.com> 
Add fall-back code to catch failure of full_stripe_write. Proper error
handling from inside run_plug would need more code restructuring as it's
called at arbitrary points by io scheduler.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: merge rbio_is_full helpers 2018-08-06T11:12:45+00:00 David Sterba dsterba@suse.com 2018-06-29T08:57:05+00:00 176571a1f64f7670c87c3f8d3b50c11cc836110e There's only one call site of the unlocked helper so it can be folded into the caller. Signed-off-by: David Sterba <dsterba@suse.com> 
There's only one call site of the unlocked helper so it can be folded
into the caller.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: use new helper for async_scrub_parity 2018-08-06T11:12:45+00:00 David Sterba dsterba@suse.com 2018-06-29T08:57:03+00:00 a81b747d0f6efc01506fbd5335e91607dc013b8d Signed-off-by: David Sterba <dsterba@suse.com> 
Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: use new helper for async_read_rebuild 2018-08-06T11:12:45+00:00 David Sterba dsterba@suse.com 2018-06-29T08:57:00+00:00 e66d8d5a41c1e3c560fc7aba4edcb53caf4f26c8 Signed-off-by: David Sterba <dsterba@suse.com> 
Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: use new helper for async_rmw_stripe 2018-08-06T11:12:44+00:00 David Sterba dsterba@suse.com 2018-06-29T08:56:58+00:00 cf6a4a7587dc997b29359e29cf14079e1931715b Signed-off-by: David Sterba <dsterba@suse.com> 
Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: add new helper for starting async work 2018-08-06T11:12:44+00:00 David Sterba dsterba@suse.com 2018-06-29T08:56:56+00:00 ac63885907ee25bf277fa39ba66a0d85dec20786 Add helper that schedules a given function to run on the rmw workqueue. This will replace several standalone helpers. Signed-off-by: David Sterba <dsterba@suse.com> 
Add helper that schedules a given function to run on the rmw workqueue.
This will replace several standalone helpers.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: open-code bio_set_op_attrs 2018-08-06T11:12:44+00:00 David Sterba dsterba@suse.com 2018-06-29T08:56:53+00:00 ebcc326316f3d798e9715e5ca1451c3e457b95dd The helper is trivial and marked as deprecated. Signed-off-by: David Sterba <dsterba@suse.com> 
The helper is trivial and marked as deprecated.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: prune unused includes 2018-08-06T11:12:43+00:00 David Sterba dsterba@suse.com 2018-06-29T08:56:47+00:00 d7f663fa3ff906247a979c1115bc92cbabfb19ba Remove includes if none of the interfaces and exports is used in the given source file. Signed-off-by: David Sterba <dsterba@suse.com> 
Remove includes if none of the interfaces and exports is used in the
given source file.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: use copy_page for copying pages instead of memcpy 2018-08-06T11:12:43+00:00 David Sterba dsterba@suse.com 2018-06-29T08:56:44+00:00 69d2480456d1baf027a86e530989d7bedd698d5f Use the helper that's possibly optimized for full page copies. Signed-off-by: David Sterba <dsterba@suse.com> 
Use the helper that's possibly optimized for full page copies.

Signed-off-by: David Sterba <dsterba@suse.com>
btrfs: raid56: Remove VLA usage 2018-05-30T15:15:43+00:00 Kees Cook keescook@chromium.org 2018-05-29T23:44:59+00:00 1389053e1bed93b75b0c3cd292f61032334c81b3 In the quest to remove all stack VLA usage from the kernel[1], this allocates the working buffers during regular init, instead of using stack space. This refactors the allocation code a bit to make it easier to review. [1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com> 
In the quest to remove all stack VLA usage from the kernel[1], this
allocates the working buffers during regular init, instead of using stack
space. This refactors the allocation code a bit to make it easier
to review.

[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>