[xen staging] symbols: drop _{s,e}extratext

[patchbot@xxxxxxx]

commit b6bbf4d59a8b442652fe7ce24dfdb608866c47cb
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Wed Sep 23 09:00:33 2026 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Sep 23 10:01:01 2026 +0200

    symbols: drop _{s,e}extratext
    
    We're only about 18.5 years late with this: See Linux commit a3b81113fb66
    ("remove support for un-needed _extratext section"), i.e. from the 2.6.25
    dev cycle.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Roger Pau Monné <roger@xxxxxxxxxxxxxx>
---
 xen/tools/symbols.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/xen/tools/symbols.c b/xen/tools/symbols.c
index fa07201771..3f2fb15836 100644
--- a/xen/tools/symbols.c
+++ b/xen/tools/symbols.c
@@ -52,7 +52,7 @@ struct sym_entry {
 
 static struct sym_entry *table;
 static unsigned int table_size, table_cnt;
-static unsigned long long _stext, _etext, _sinittext, _einittext, _sextratext, 
_eextratext;
+static unsigned long long _stext, _etext, _sinittext, _einittext;
 static int all_symbols = 0;
 static int sort_by_name = 0;
 static int map_only = 0;
@@ -148,10 +148,6 @@ static int read_symbol(FILE *in, struct sym_entry *s)
                _sinittext = s->addr;
        else if (strcmp(sym, "_einittext") == 0)
                _einittext = s->addr;
-       else if (strcmp(sym, "_sextratext") == 0)
-               _sextratext = s->addr;
-       else if (strcmp(sym, "_eextratext") == 0)
-               _eextratext = s->addr;
        else if (toupper((uint8_t)stype) == 'A')
        {
                /* Keep these useful absolute symbols */
@@ -210,18 +206,16 @@ static int symbol_valid(struct sym_entry *s)
         * and inittext sections are discarded */
        if (!all_symbols) {
                if ((s->addr < _stext || s->addr > _etext)
-                   && (s->addr < _sinittext || s->addr > _einittext)
-                   && (s->addr < _sextratext || s->addr > _eextratext))
+                   && (s->addr < _sinittext || s->addr > _einittext))
                        return 0;
                /* Corner case.  Discard any symbols with the same value as
-                * _etext _einittext or _eextratext; they can move between pass
-                * 1 and 2 when the symbols data are added.  If these symbols
-                * move then they may get dropped in pass 2, which breaks the
+                * _etext or _einittext; they can move between pass 1 and 2
+                * when the symbols data are added.  If these symbols move
+                * then they may get dropped in pass 2, which breaks the
                 * symbols rules.
                 */
                if ((s->addr == _etext && strcmp((char*)s->sym + offset, 
"_etext")) ||
-                   (s->addr == _einittext && strcmp((char*)s->sym + offset, 
"_einittext")) ||
-                   (s->addr == _eextratext && strcmp((char*)s->sym + offset, 
"_eextratext")))
+                   (s->addr == _einittext && strcmp((char*)s->sym + offset, 
"_einittext")))
                        return 0;
        }
 
--
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