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accel/tcg: Make page_set_flags() documentation public

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Commit e505a063ba ("translate-all: Add assert_(memory|tb)_lock
annotations") states page_set_flags() is "public APIs and [is]
documented as needing them held for linux-user mode".
Document the prototype.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20240822095045.72643-2-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2024-08-22 11:50:42 +02:00 • committed by Richard Henderson
parent 352cc9f300
commit 25f4e71722
2 changed files with 13 additions and 5 deletions
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5
accel/tcg/user-exec.c
View file

@ -485,11 +485,6 @@ static bool pageflags_set_clear(target_ulong start, target_ulong last,
return inval_tb; return inval_tb;
} }
/*
* Modify the flags of a page and invalidate the code if necessary.
* The flag PAGE_WRITE_ORG is positioned automatically depending
* on PAGE_WRITE. The mmap_lock should already be held.
*/
void page_set_flags(target_ulong start, target_ulong last, int flags) void page_set_flags(target_ulong start, target_ulong last, int flags)
{ {
bool reset = false; bool reset = false;

13
include/exec/cpu-all.h
View file

@ -166,7 +166,20 @@ typedef int (*walk_memory_regions_fn)(void *, target_ulong,
int walk_memory_regions(void *, walk_memory_regions_fn); int walk_memory_regions(void *, walk_memory_regions_fn);
int page_get_flags(target_ulong address); int page_get_flags(target_ulong address);
/**
* page_set_flags:
* @start: first byte of range
* @last: last byte of range
* @flags: flags to set
* Context: holding mmap lock
*
* Modify the flags of a page and invalidate the code if necessary.
* The flag PAGE_WRITE_ORG is positioned automatically depending
* on PAGE_WRITE. The mmap_lock should already be held.
*/
void page_set_flags(target_ulong start, target_ulong last, int flags); void page_set_flags(target_ulong start, target_ulong last, int flags);
void page_reset_target_data(target_ulong start, target_ulong last); void page_reset_target_data(target_ulong start, target_ulong last);
/** /**