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This commit is contained in:
Bernhard Stoeckner
2025-02-27 17:32:23 +01:00
parent 81fe4fb417
commit 129479b1b7
141 changed files with 102245 additions and 100070 deletions
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33
kernel-open/nvidia/os-interface.c
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@@ -1672,7 +1672,7 @@ NV_STATUS NV_API_CALL os_alloc_pages_node
NV_STATUS status = NV_ERR_NOT_SUPPORTED;
#if defined(__GFP_THISNODE) && defined(GFP_HIGHUSER_MOVABLE) && \
defined(__GFP_COMP) && defined(__GFP_NORETRY) && defined(__GFP_NOWARN)
defined(__GFP_COMP) && defined(__GFP_NOWARN)
gfp_t gfp_mask;
struct page *alloc_addr;
unsigned int order = get_order(size);
@@ -1689,13 +1689,11 @@ NV_STATUS NV_API_CALL os_alloc_pages_node
* pages, which is needed in order to use
* vm_insert_page API.
*
* 4. __GFP_NORETRY: Used to avoid the Linux kernel OOM killer.
*
* 5. __GFP_NOWARN: Used to avoid a WARN_ON in the slowpath if
* 4. __GFP_NOWARN: Used to avoid a WARN_ON in the slowpath if
* the requested order is too large (just fail
* instead).
*
* 6. (Optional) __GFP_RECLAIM: Used to allow/forbid reclaim.
* 5. (Optional) __GFP_RECLAIM: Used to allow/forbid reclaim.
* This is part of GFP_USER and consequently
* GFP_HIGHUSER_MOVABLE.
*
@@ -1709,7 +1707,30 @@ NV_STATUS NV_API_CALL os_alloc_pages_node
*/
gfp_mask = __GFP_THISNODE | GFP_HIGHUSER_MOVABLE | __GFP_COMP |
__GFP_NORETRY | __GFP_NOWARN;
__GFP_NOWARN;
#if defined(__GFP_RETRY_MAYFAIL)
/*
* __GFP_RETRY_MAYFAIL : Used to avoid the Linux kernel OOM killer.
* To help PMA on paths where UVM might be
* in memory over subscription. This gives UVM
* a chance to free memory before invoking any
* action from the OOM killer.
* Freeing non-essential memory will also benefit
* the system as a whole.
*/
gfp_mask |= __GFP_RETRY_MAYFAIL;
#elif defined(__GFP_NORETRY)
/*
* __GFP_NORETRY : Use __GFP_NORETRY on older kernels where
* __GFP_RETRY_MAYFAIL is not present.
*/
gfp_mask |= __GFP_NORETRY;
#endif
#if defined(__GFP_RECLAIM)
if (flag & NV_ALLOC_PAGES_NODE_SKIP_RECLAIM)