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gpu: nvgpu: vgpu: fix va leak when call gk20a_vm_free_va

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page size index needs to be set explicitly when call gk20a_vm_free_va.

Bug 200255799
JIRA VFND-3033

Change-Id: I376c63e724b8f59aee389c54ca1589683536f043
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: http://git-master/r/1262586
(cherry picked from commit 82c05633f17fa094d8e08c8a0fa4bad2d3275268)
Reviewed-on: http://git-master/r/1263403
Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vladislav Buzov <vbuzov@nvidia.com>
This commit is contained in:
Richard Zhao
2016-11-29 17:43:12 -08:00
committed by mobile promotions
parent b6411b0290
commit 9bc735ac6a
1 changed files with 10 additions and 7 deletions
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17
drivers/gpu/nvgpu/vgpu/gr_vgpu.c
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@@ -208,7 +208,7 @@ static int vgpu_gr_map_global_ctx_buffers(struct gk20a *g,
for (i = 0; i < NR_GLOBAL_CTX_BUF_VA; i++) {
if (g_bfr_va[i]) {
gk20a_vm_free_va(ch_vm, g_bfr_va[i],
g_bfr_size[i], 0);
g_bfr_size[i], gmmu_page_size_kernel);
g_bfr_va[i] = 0;
}
}
@@ -238,7 +238,8 @@ static void vgpu_gr_unmap_global_ctx_buffers(struct channel_gk20a *c)
for (i = 0; i < NR_GLOBAL_CTX_BUF_VA; i++) {
if (g_bfr_va[i]) {
gk20a_vm_free_va(ch_vm, g_bfr_va[i], g_bfr_size[i], 0);
gk20a_vm_free_va(ch_vm, g_bfr_va[i], g_bfr_size[i],
gmmu_page_size_kernel);
g_bfr_va[i] = 0;
g_bfr_size[i] = 0;
}
@@ -292,7 +293,7 @@ int vgpu_gr_alloc_gr_ctx(struct gk20a *g,
if (unlikely(err)) {
gk20a_err(dev_from_gk20a(g), "fail to alloc gr_ctx");
gk20a_vm_free_va(vm, gr_ctx->mem.gpu_va,
gr_ctx->mem.size, 0);
gr_ctx->mem.size, gmmu_page_size_kernel);
kfree(gr_ctx);
} else {
gr_ctx->virt_ctx = p->gr_ctx_handle;
@@ -318,7 +319,8 @@ void vgpu_gr_free_gr_ctx(struct gk20a *g, struct vm_gk20a *vm,
err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg));
WARN_ON(err || msg.ret);
gk20a_vm_free_va(vm, gr_ctx->mem.gpu_va, gr_ctx->mem.size, 0);
gk20a_vm_free_va(vm, gr_ctx->mem.gpu_va, gr_ctx->mem.size,
gmmu_page_size_kernel);
kfree(gr_ctx);
}
}
@@ -356,7 +358,7 @@ static int vgpu_gr_alloc_channel_patch_ctx(struct gk20a *g,
err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg));
if (err || msg.ret) {
gk20a_vm_free_va(ch_vm, patch_ctx->mem.gpu_va,
patch_ctx->mem.size, 0);
patch_ctx->mem.size, gmmu_page_size_kernel);
err = -ENOMEM;
}
@@ -382,7 +384,7 @@ static void vgpu_gr_free_channel_patch_ctx(struct channel_gk20a *c)
WARN_ON(err || msg.ret);
gk20a_vm_free_va(ch_vm, patch_ctx->mem.gpu_va,
patch_ctx->mem.size, 0);
patch_ctx->mem.size, gmmu_page_size_kernel);
patch_ctx->mem.gpu_va = 0;
}
}
@@ -407,7 +409,8 @@ static void vgpu_gr_free_channel_pm_ctx(struct channel_gk20a *c)
err = vgpu_comm_sendrecv(&msg, sizeof(msg), sizeof(msg));
WARN_ON(err || msg.ret);
gk20a_vm_free_va(c->vm, pm_ctx->mem.gpu_va, pm_ctx->mem.size, 0);
gk20a_vm_free_va(c->vm, pm_ctx->mem.gpu_va, pm_ctx->mem.size,
gmmu_page_size_kernel);
pm_ctx->mem.gpu_va = 0;
}