diff options
| author | Maxime Ripard <mripard@kernel.org> | 2024-02-26 17:23:00 +0300 |
|---|---|---|
| committer | Maxime Ripard <mripard@kernel.org> | 2024-02-26 17:23:00 +0300 |
| commit | 2f910859724b53f1cd3579246e3d9bebb16d78b8 (patch) | |
| tree | 75cd2329b7e737865bf28ea734a2e0649c02a5bf /drivers/firmware/efi/efi-init.c | |
| parent | 86bf8cfda6d2a6720fa2e6e676c98f0882c9d3d7 (diff) | |
| parent | 72fa02fdf83306c52bc1eede28359e3fa32a151a (diff) | |
| download | linux-2f910859724b53f1cd3579246e3d9bebb16d78b8.tar.xz | |
Merge drm/drm-fixes into drm-misc-fixes
Sima needs a more recent release to apply a patch.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'drivers/firmware/efi/efi-init.c')
| -rw-r--r-- | drivers/firmware/efi/efi-init.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/firmware/efi/efi-init.c b/drivers/firmware/efi/efi-init.c index d4987d013080..a00e07b853f2 100644 --- a/drivers/firmware/efi/efi-init.c +++ b/drivers/firmware/efi/efi-init.c @@ -144,15 +144,6 @@ static __init int is_usable_memory(efi_memory_desc_t *md) case EFI_CONVENTIONAL_MEMORY: case EFI_PERSISTENT_MEMORY: /* - * Special purpose memory is 'soft reserved', which means it - * is set aside initially, but can be hotplugged back in or - * be assigned to the dax driver after boot. - */ - if (efi_soft_reserve_enabled() && - (md->attribute & EFI_MEMORY_SP)) - return false; - - /* * According to the spec, these regions are no longer reserved * after calling ExitBootServices(). However, we can only use * them as System RAM if they can be mapped writeback cacheable. @@ -196,6 +187,16 @@ static __init void reserve_regions(void) size = npages << PAGE_SHIFT; if (is_memory(md)) { + /* + * Special purpose memory is 'soft reserved', which + * means it is set aside initially. Don't add a memblock + * for it now so that it can be hotplugged back in or + * be assigned to the dax driver after boot. + */ + if (efi_soft_reserve_enabled() && + (md->attribute & EFI_MEMORY_SP)) + continue; + early_init_dt_add_memory_arch(paddr, size); if (!is_usable_memory(md)) |