i8c-stream-rhel
changed/i8c-stream-rhel/seabios-1.16.0-4.module+el8.8.0+19627+2d14cb21
parent
fda0f63f80
commit
470e5c5e99
@ -0,0 +1,80 @@
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From c80f616bf9c35de475539b90efa80a6134377d31 Mon Sep 17 00:00:00 2001
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From: Jon Maloy <jmaloy@redhat.com>
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Date: Thu, 3 Aug 2023 20:07:38 -0400
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Subject: [PATCH 2/2] malloc: use large ZoneHigh when there is enough memory
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RH-Author: Jon Maloy <jmaloy@redhat.com>
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RH-MergeRequest: 10: malloc: use variable for ZoneHigh size
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RH-Bugzilla: 2228485
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Commit: [2/2] d21be18a702b8935cd912127bc148af8d92af19f (jmaloy/jmaloy-src-seabios)
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2228485
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Upstream: Merged
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commit dc88f9b72df52b22c35b127b80c487e0b6fca4af
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Author: Gerd Hoffmann <kraxel@redhat.com>
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Date: Mon Apr 25 09:25:31 2022 +0200
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malloc: use large ZoneHigh when there is enough memory
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In case there is enough memory installed use a large ZoneHigh.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Jon Maloy <jmaloy@redhat.com>
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---
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src/config.h | 3 ++-
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src/malloc.c | 14 +++++++++-----
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2 files changed, 11 insertions(+), 6 deletions(-)
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diff --git a/src/config.h b/src/config.h
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index 93c8dbc2..9abe355b 100644
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--- a/src/config.h
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+++ b/src/config.h
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@@ -17,7 +17,8 @@
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// Maximum number of map entries in the e820 map
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#define BUILD_MAX_E820 32
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// Space to reserve in high-memory for tables
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-#define BUILD_MAX_HIGHTABLE (256*1024)
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+#define BUILD_MIN_HIGHTABLE (256*1024)
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+#define BUILD_MAX_HIGHTABLE (16*1024*1024)
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// Largest supported externaly facing drive id
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#define BUILD_MAX_EXTDRIVE 16
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// Number of bytes the smbios may be and still live in the f-segment
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diff --git a/src/malloc.c b/src/malloc.c
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index ecd8c9ac..da840980 100644
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--- a/src/malloc.c
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+++ b/src/malloc.c
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@@ -423,7 +423,7 @@ malloc_preinit(void)
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// Populate temp high ram
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u32 highram_start = 0;
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- u32 highram_size = BUILD_MAX_HIGHTABLE;
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+ u32 highram_size = 0;
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int i;
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for (i=e820_count-1; i>=0; i--) {
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struct e820entry *en = &e820_list[i];
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@@ -434,10 +434,14 @@ malloc_preinit(void)
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continue;
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u32 s = en->start, e = end;
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if (!highram_start) {
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- u32 newe = ALIGN_DOWN(e - highram_size, MALLOC_MIN_ALIGN);
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- if (newe <= e && newe >= s) {
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- highram_start = newe;
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- e = newe;
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+ u32 new_max = ALIGN_DOWN(e - BUILD_MAX_HIGHTABLE, MALLOC_MIN_ALIGN);
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+ u32 new_min = ALIGN_DOWN(e - BUILD_MIN_HIGHTABLE, MALLOC_MIN_ALIGN);
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+ if (new_max <= e && new_max >= s + BUILD_MAX_HIGHTABLE) {
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+ highram_start = e = new_max;
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+ highram_size = BUILD_MAX_HIGHTABLE;
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+ } else if (new_min <= e && new_min >= s) {
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+ highram_start = e = new_min;
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+ highram_size = BUILD_MIN_HIGHTABLE;
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}
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}
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alloc_add(&ZoneTmpHigh, s, e);
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--
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2.37.3
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@ -0,0 +1,79 @@
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From dd4841701064e7649c0fe70db1d7f322a08215d2 Mon Sep 17 00:00:00 2001
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From: Jon Maloy <jmaloy@redhat.com>
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Date: Thu, 3 Aug 2023 20:07:38 -0400
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Subject: [PATCH 1/2] malloc: use variable for ZoneHigh size
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RH-Author: Jon Maloy <jmaloy@redhat.com>
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RH-MergeRequest: 10: malloc: use variable for ZoneHigh size
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RH-Bugzilla: 2228485
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Commit: [1/2] 7508668d9288ac3a2ed73802fc100c969c2e3784 (jmaloy/jmaloy-src-seabios)
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2228485
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Upstream: Merged
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commit 3b91e8e9fe93d5ff7edf17f984c401f9e6ba55fe
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Author: Gerd Hoffmann <kraxel@redhat.com>
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Date: Mon Apr 25 09:20:02 2022 +0200
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malloc: use variable for ZoneHigh size
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Use the variable highram_size instead of the BUILD_MAX_HIGHTABLE #define
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for the ZoneHigh size. Initialize the new variable with the old #define,
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so behavior does not change.
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This allows to easily adjust the ZoneHigh size at runtime in a followup
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patch.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Jon Maloy <jmaloy@redhat.com>
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---
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src/malloc.c | 15 ++++++++-------
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1 file changed, 8 insertions(+), 7 deletions(-)
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diff --git a/src/malloc.c b/src/malloc.c
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index 3733855c..ecd8c9ac 100644
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--- a/src/malloc.c
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+++ b/src/malloc.c
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@@ -422,7 +422,8 @@ malloc_preinit(void)
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e820_add(BUILD_BIOS_ADDR, BUILD_BIOS_SIZE, E820_RESERVED);
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// Populate temp high ram
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- u32 highram = 0;
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+ u32 highram_start = 0;
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+ u32 highram_size = BUILD_MAX_HIGHTABLE;
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int i;
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for (i=e820_count-1; i>=0; i--) {
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struct e820entry *en = &e820_list[i];
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@@ -432,10 +433,10 @@ malloc_preinit(void)
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if (en->type != E820_RAM || end > 0xffffffff)
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continue;
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u32 s = en->start, e = end;
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- if (!highram) {
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- u32 newe = ALIGN_DOWN(e - BUILD_MAX_HIGHTABLE, MALLOC_MIN_ALIGN);
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+ if (!highram_start) {
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+ u32 newe = ALIGN_DOWN(e - highram_size, MALLOC_MIN_ALIGN);
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if (newe <= e && newe >= s) {
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- highram = newe;
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+ highram_start = newe;
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e = newe;
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}
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}
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@@ -444,9 +445,9 @@ malloc_preinit(void)
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// Populate regions
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alloc_add(&ZoneTmpLow, BUILD_STACK_ADDR, BUILD_EBDA_MINIMUM);
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- if (highram) {
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- alloc_add(&ZoneHigh, highram, highram + BUILD_MAX_HIGHTABLE);
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- e820_add(highram, BUILD_MAX_HIGHTABLE, E820_RESERVED);
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+ if (highram_start) {
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+ alloc_add(&ZoneHigh, highram_start, highram_start + highram_size);
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+ e820_add(highram_start, highram_size, E820_RESERVED);
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}
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}
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--
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2.37.3
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