Commit a58a6a58 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: Switch darray to kvmalloc() 



We sometimes use darrays for quite large buffers - the btree write
buffer in particular needs large buffers, since it must be sized to hold
all the write buffer keys outstanding in the journal.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 73ab9e03

fs/bcachefs/darray.c

+3 −1
Original line number Diff line number Diff line
@@ -9,10 +9,12 @@ int __bch2_darray_resize(darray_void *d, size_t element_size, size_t new_size, g 
	if (new_size > d->size) {

		new_size = roundup_pow_of_two(new_size);



		void *data = krealloc_array(d->data, new_size, element_size, gfp);

		void *data = kvmalloc_array(new_size, element_size, gfp);

		if (!data)

			return -ENOMEM;



		memcpy(data, d->data, d->size * element_size);

		kvfree(d->data);

		d->data	= data;

		d->size = new_size;

	}

fs/bcachefs/darray.h

+1 −1
Original line number Diff line number Diff line
@@ -92,7 +92,7 @@ do { \ 


#define darray_exit(_d)							\

do {									\

	kfree((_d)->data);						\

	kvfree((_d)->data);						\

	darray_init(_d);						\

} while (0)