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| author | David S. Miller <davem@davemloft.net> | 2018-12-20 21:53:28 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-12-20 22:53:36 +0300 |
| commit | 2be09de7d6a06f58e768de1255a687c9aaa66606 (patch) | |
| tree | 298f9e04caf105873d987e807eccba27710a49cc /drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | |
| parent | 44a7b3b6e3a458f9549c2cc28e74ecdc470e42f1 (diff) | |
| parent | 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a (diff) | |
| download | linux-2be09de7d6a06f58e768de1255a687c9aaa66606.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Lots of conflicts, by happily all cases of overlapping
changes, parallel adds, things of that nature.
Thanks to Stephen Rothwell, Saeed Mahameed, and others
for their guidance in these resolutions.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_validation.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c index 184025fa938e..f116f092e00b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c @@ -104,11 +104,25 @@ void *vmw_validation_mem_alloc(struct vmw_validation_context *ctx, return NULL; if (ctx->mem_size_left < size) { - struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO); + struct page *page; + if (ctx->vm && ctx->vm_size_left < PAGE_SIZE) { + int ret = ctx->vm->reserve_mem(ctx->vm, ctx->vm->gran); + + if (ret) + return NULL; + + ctx->vm_size_left += ctx->vm->gran; + ctx->total_mem += ctx->vm->gran; + } + + page = alloc_page(GFP_KERNEL | __GFP_ZERO); if (!page) return NULL; + if (ctx->vm) + ctx->vm_size_left -= PAGE_SIZE; + list_add_tail(&page->lru, &ctx->page_list); ctx->page_address = page_address(page); ctx->mem_size_left = PAGE_SIZE; @@ -138,6 +152,11 @@ static void vmw_validation_mem_free(struct vmw_validation_context *ctx) } ctx->mem_size_left = 0; + if (ctx->vm && ctx->total_mem) { + ctx->vm->unreserve_mem(ctx->vm, ctx->total_mem); + ctx->total_mem = 0; + ctx->vm_size_left = 0; + } } /** |