finish_e820_parsing() is closely related to parse_early_params(), but the
name does not tell us this clearly, so rename it to e820__finish_early_params().

Also add a few comments to explain what the function does.

No change in functionality.

Cc: Alex Thorlton <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Brian Gerst <[email protected]>
Cc: Dan Williams <[email protected]>
Cc: Denys Vlasenko <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Huang, Ying <[email protected]>
Cc: Josh Poimboeuf <[email protected]>
Cc: Juergen Gross <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Paul Jackson <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Rafael J. Wysocki <[email protected]>
Cc: Tejun Heo <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Wei Yang <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: [email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 arch/x86/include/asm/e820/api.h | 2 +-
 arch/x86/kernel/e820.c          | 7 ++++++-
 arch/x86/kernel/setup.c         | 2 +-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h
index 23019a696fcd..0162581b0cae 100644
--- a/arch/x86/include/asm/e820/api.h
+++ b/arch/x86/include/asm/e820/api.h
@@ -23,7 +23,7 @@ extern unsigned long e820_end_of_low_ram_pfn(void);
 extern u64  early_reserve_e820(u64 sizet, u64 align);
 extern void e820__memblock_setup(void);
 extern void e820_reserve_setup_data(void);
-extern void finish_e820_parsing(void);
+extern void e820__finish_early_params(void);
 extern void e820_reserve_resources(void);
 extern void e820_reserve_resources_late(void);
 extern void e820__memory_setup(void);
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 79b9401bbbea..904ddb1343f2 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -932,7 +932,12 @@ void __init e820_reserve_setup_data(void)
        e820_print_map("reserve setup_data");
 }
 
-void __init finish_e820_parsing(void)
+/*
+ * Called after parse_early_param(), after early parameters (such as mem=)
+ * have been processed, in which case we already have an E820 table filled in
+ * via the parameter callback function(s), but it's not sorted and printed yet:
+ */
+void __init e820__finish_early_params(void)
 {
        if (userdef) {
                if (sanitize_e820_table(e820_table->entries, 
ARRAY_SIZE(e820_table->entries), &e820_table->nr_entries) < 0)
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 7954159f0d27..a121e01d8a4d 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1005,7 +1005,7 @@ void __init setup_arch(char **cmdline_p)
 
        /* update the e820_table_firmware too */
        e820_reserve_setup_data();
-       finish_e820_parsing();
+       e820__finish_early_params();
 
        if (efi_enabled(EFI_BOOT))
                efi_init();
-- 
2.7.4

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