[PATCH 4/6] mm: remove free_unmap_vmap_area_addr
From: Christoph Hellwig <hch@lst.de>
Date: 2016-10-18 06:56:36
Also in:
linux-mm, lkml
Subsystem:
memory management, the rest, vmalloc · Maintainers:
Andrew Morton, Linus Torvalds, Uladzislau Rezki
Just inline it into the only caller. Signed-off-by: Christoph Hellwig <hch@lst.de> --- mm/vmalloc.c | 21 ++++++++------------- 1 file changed, 8 insertions(+), 13 deletions(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 8cedfa0..2af2921 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c@@ -717,16 +717,6 @@ static struct vmap_area *find_vmap_area(unsigned long addr) return va; } -static void free_unmap_vmap_area_addr(unsigned long addr) -{ - struct vmap_area *va; - - va = find_vmap_area(addr); - BUG_ON(!va); - free_unmap_vmap_area(va); -} - - /*** Per cpu kva allocator ***/ /*
@@ -1090,6 +1080,7 @@ void vm_unmap_ram(const void *mem, unsigned int count) { unsigned long size = (unsigned long)count << PAGE_SHIFT; unsigned long addr = (unsigned long)mem; + struct vmap_area *va; might_sleep(); BUG_ON(!addr);
@@ -1100,10 +1091,14 @@ void vm_unmap_ram(const void *mem, unsigned int count) debug_check_no_locks_freed(mem, size); vmap_debug_free_range(addr, addr+size); - if (likely(count <= VMAP_MAX_ALLOC)) + if (likely(count <= VMAP_MAX_ALLOC)) { vb_free(mem, size); - else - free_unmap_vmap_area_addr(addr); + return; + } + + va = find_vmap_area(addr); + BUG_ON(!va); + free_unmap_vmap_area(va); } EXPORT_SYMBOL(vm_unmap_ram);
--
2.1.4
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