This patchset did three things:
a). x86/e820, resource: add a new I/O resource descriptor 'IORES_DESC_
RESERVED'
b). x86/mm: change the check condition in SEV because a new descriptor is
introduced
c). x86/kexec_file: add reserved e820 ranges to kdump kernel e820 table
Changes since v1:
1. Modified the value of flags to "0", when walking through the whole
tree for e820 reserved ranges.
Changes since v2:
1. Modified the value of flags to "0", when walking through the whole
tree for e820 reserved ranges.
2. Modified the invalid SOB chain issue.
Changes since v3:
1. Dropped [PATCH 1/3 v3] resource: fix an error which walks through iomem
resources. Please refer to this commit <010a93bf97c7> "resource: Fix
find_next_iomem_res() iteration issue"
Changes since v4:
1. Improve the patch log, and add kernel log.
Changes since v5:
1. Rewrite these patches log.
Changes since v6:
1. Modify the [PATCH 1/2], and add the new I/O resource descriptor
'IORES_DESC_RESERVED' for the iomem resources search interfaces,
and also updates these codes relates to 'IORES_DESC_NONE'.
2. Modify the [PATCH 2/2], and walk through io resource based on the
new descriptor 'IORES_DESC_RESERVED'.
3. Update patch log.
Changes since v7:
1. Improve patch log.
2. Improve this function __ioremap_check_desc_other().
3. Modify code comment in the __ioremap_check_desc_other()
Changes since v8:
1. Get rid of all changes about ia64.(Borislav's suggestion)
2. Change the examination condition to the 'IORES_DESC_ACPI_*'.
3. Modify the signature. This patch(add the new I/O resource
descriptor 'IORES_DESC_RESERVED') was suggested by Boris.
Changes since v9:
1. Improve patch log.
2. No need to modify the kernel/resource.c, so correct them.
3. Change the name of the __ioremap_check_desc_other() to
__ioremap_check_desc_none_and_reserved(), and modify the
check condition, add comment above it.
Changes since v10:
1. Split them into three patches, the second patch is currently added.
2. Change struct ioremap_mem_flags to struct ioremap_desc and redefine
it.
3. Change the name of the __ioremap_check_desc_other() to
__ioremap_check_desc().
4. Change the check condition in SEV and also improve them.
5. Modify the return value for some functions.
Lianbo Jiang (3):
x86/e820, resource: add a new I/O resource descriptor
'IORES_DESC_RESERVED'
x86/mm: change the check condition in SEV because a new descriptor is
introduced
x86/kexec_file: add reserved e820 ranges to kdump kernel e820 table
arch/x86/kernel/crash.c | 6 +++++
arch/x86/kernel/e820.c | 2 +-
arch/x86/mm/ioremap.c | 59 ++++++++++++++++++++++++++---------------
include/linux/ioport.h | 10 +++++++
4 files changed, 54 insertions(+), 23 deletions(-)
--
2.17.1
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