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sched: binfmt remove csection

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use small lock to replace big lock

Signed-off-by: hujun5 <hujun5@xiaomi.com>
This commit is contained in:
hujun5 2025-03-07 17:07:49 +08:00 • committed by Xiang Xiao
parent 081c2337b7
commit 46ec836e56
1 changed files with 6 additions and 4 deletions
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10
binfmt/binfmt_execsymtab.c
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@ -31,6 +31,7 @@
#include <nuttx/irq.h>
#include <nuttx/symtab.h>
#include <nuttx/binfmt/symtab.h>
#include <nuttx/spinlock.h>
#ifdef CONFIG_LIBC_EXECFUNCS
@ -71,6 +72,7 @@ extern int CONFIG_EXECFUNCS_NSYMBOLS_VAR;
static FAR const struct symtab_s *g_exec_symtab;
static int g_exec_nsymbols;
static spinlock_t g_exec_lock = SP_UNLOCKED;
/****************************************************************************
* Public Functions
@ -102,7 +104,7 @@ void exec_getsymtab(FAR const struct symtab_s **symtab, FAR int *nsymbols)
* size are returned as a single atomic operation.
*/
flags = enter_critical_section();
flags = spin_lock_irqsave(&g_exec_lock);
#ifdef CONFIG_EXECFUNCS_HAVE_SYMTAB
/* If a bring-up symbol table has been provided and if the exec symbol
@ -121,7 +123,7 @@ void exec_getsymtab(FAR const struct symtab_s **symtab, FAR int *nsymbols)
*symtab = g_exec_symtab;
*nsymbols = g_exec_nsymbols;
leave_critical_section(flags);
spin_unlock_irqrestore(&g_exec_lock, flags);
}
/****************************************************************************
@ -149,10 +151,10 @@ void exec_setsymtab(FAR const struct symtab_s *symtab, int nsymbols)
* size are set as a single atomic operation.
*/
flags = enter_critical_section();
flags = spin_lock_irqsave(&g_exec_lock);
g_exec_symtab = symtab;
g_exec_nsymbols = nsymbols;
leave_critical_section(flags);
spin_unlock_irqrestore(&g_exec_lock, flags);
}
#endif /* CONFIG_LIBC_EXECFUNCS */