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bcachefs: Use kvzalloc() when dynamically allocating btree paths

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THis silences a mm/page_alloc.c warning about allocating more than a
page with GFP_NOFAIL - and there's no reason for this to not have a
vmalloc fallback anyways.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-02-12 15:17:14 -05:00
parent 83bd5985fa
commit 5ca8ff157d
1 changed files with 2 additions and 2 deletions
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4
fs/bcachefs/btree_iter.c
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@ -1520,7 +1520,7 @@ static noinline void btree_paths_realloc(struct btree_trans *trans)
{
unsigned nr = trans->nr_paths * 2;
void *p = kzalloc(BITS_TO_LONGS(nr) * sizeof(unsigned long) +
void *p = kvzalloc(BITS_TO_LONGS(nr) * sizeof(unsigned long) +
sizeof(struct btree_trans_paths) +
nr * sizeof(struct btree_path) +
nr * sizeof(btree_path_idx_t) + 8 +
@ -3091,7 +3091,7 @@ void bch2_trans_put(struct btree_trans *trans)
trans->paths = NULL;
if (paths_allocated != trans->_paths_allocated)
kfree_rcu_mightsleep(paths_allocated);
kvfree_rcu_mightsleep(paths_allocated);
if (trans->mem_bytes == BTREE_TRANS_MEM_MAX)
mempool_free(trans->mem, &c->btree_trans_mem_pool);