accel/tcg: Move user-related declarations out of 'exec/cpu-all.h' (2/4)

Move declarations related to page protection under user
emulation from "exec/cpu-all.h" to "user/page-protection.h".

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20241212185341.2857-13-philmd@linaro.org>

diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h
index eef6b222d9e8a7ebf0c2767ddb90b3d1b2b0201f..f5ec0de24ca6e0e21d301769e72131b114b248a0 100644 (file)
--- a/bsd-user/bsd-mem.h
+++ b/bsd-user/bsd-mem.h
@@ -57,6 +57,7 @@
 
 #include "qemu-bsd.h"
 #include "exec/page-protection.h"
+#include "user/page-protection.h"
 
 extern struct bsd_shm_regions bsd_shm_regions[];
 extern abi_ulong target_brk;

diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index 3d97323893b797d467d9d73da9b499db53a3f383..86cd40020c977f89988cb97c44d5196a50244e12 100644 (file)
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -130,21 +130,6 @@ extern const TargetPageBits target_page;
 
 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_reset_target_data(target_ulong start, target_ulong last);
-
 /**
  * page_check_range
  * @start: first byte of range
@@ -157,46 +142,6 @@ void page_reset_target_data(target_ulong start, target_ulong last);
  */
 bool page_check_range(target_ulong start, target_ulong last, int flags);
 
-/**
- * page_check_range_empty:
- * @start: first byte of range
- * @last: last byte of range
- * Context: holding mmap lock
- *
- * Return true if the entire range [@start, @last] is unmapped.
- * The memory lock must be held so that the caller will can ensure
- * the result stays true until a new mapping can be installed.
- */
-bool page_check_range_empty(target_ulong start, target_ulong last);
-
-/**
- * page_find_range_empty
- * @min: first byte of search range
- * @max: last byte of search range
- * @len: size of the hole required
- * @align: alignment of the hole required (power of 2)
- *
- * If there is a range [x, x+@len) within [@min, @max] such that
- * x % @align == 0, then return x.  Otherwise return -1.
- * The memory lock must be held, as the caller will want to ensure
- * the returned range stays empty until a new mapping can be installed.
- */
-target_ulong page_find_range_empty(target_ulong min, target_ulong max,
-                                   target_ulong len, target_ulong align);
-
-/**
- * page_get_target_data(address)
- * @address: guest virtual address
- *
- * Return TARGET_PAGE_DATA_SIZE bytes of out-of-band data to associate
- * with the guest page at @address, allocating it if necessary.  The
- * caller should already have verified that the address is valid.
- *
- * The memory will be freed when the guest page is deallocated,
- * e.g. with the munmap system call.
- */
-void *page_get_target_data(target_ulong address)
-    __attribute__((returns_nonnull));
 #endif
 
 CPUArchState *cpu_copy(CPUArchState *env);

diff --git a/include/user/page-protection.h b/include/user/page-protection.h
index ea11cf9e328d1ff746c78a8724c0e44fa73e7829..d21fab1aaf9ffbab60c2a7b9387aaa56ce318174 100644 (file)
--- a/include/user/page-protection.h
+++ b/include/user/page-protection.h
@@ -18,6 +18,63 @@
 
 void page_protect(tb_page_addr_t page_addr);
 int page_unprotect(tb_page_addr_t address, uintptr_t pc);
+
+/**
+ * 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_reset_target_data(target_ulong start, target_ulong last);
+
+/**
+ * page_check_range_empty:
+ * @start: first byte of range
+ * @last: last byte of range
+ * Context: holding mmap lock
+ *
+ * Return true if the entire range [@start, @last] is unmapped.
+ * The memory lock must be held so that the caller will can ensure
+ * the result stays true until a new mapping can be installed.
+ */
+bool page_check_range_empty(target_ulong start, target_ulong last);
+
+/**
+ * page_find_range_empty
+ * @min: first byte of search range
+ * @max: last byte of search range
+ * @len: size of the hole required
+ * @align: alignment of the hole required (power of 2)
+ *
+ * If there is a range [x, x+@len) within [@min, @max] such that
+ * x % @align == 0, then return x.  Otherwise return -1.
+ * The memory lock must be held, as the caller will want to ensure
+ * the returned range stays empty until a new mapping can be installed.
+ */
+target_ulong page_find_range_empty(target_ulong min, target_ulong max,
+                                   target_ulong len, target_ulong align);
+
+/**
+ * page_get_target_data(address)
+ * @address: guest virtual address
+ *
+ * Return TARGET_PAGE_DATA_SIZE bytes of out-of-band data to associate
+ * with the guest page at @address, allocating it if necessary.  The
+ * caller should already have verified that the address is valid.
+ *
+ * The memory will be freed when the guest page is deallocated,
+ * e.g. with the munmap system call.
+ */
+__attribute__((returns_nonnull))
+void *page_get_target_data(target_ulong address);
+
 typedef int (*walk_memory_regions_fn)(void *, target_ulong,
                                       target_ulong, unsigned long);
 

diff --git a/target/arm/tcg/mte_helper.c b/target/arm/tcg/mte_helper.c
index b017b26d07bde99a14890283d74e0555eb528701..7943ae2d608e2def772ca4e2c8b502d763d6bb32 100644 (file)
--- a/target/arm/tcg/mte_helper.c
+++ b/target/arm/tcg/mte_helper.c
@@ -23,7 +23,9 @@
 #include "internals.h"
 #include "exec/exec-all.h"
 #include "exec/page-protection.h"
-#ifndef CONFIG_USER_ONLY
+#ifdef CONFIG_USER_ONLY
+#include "user/page-protection.h"
+#else
 #include "exec/ram_addr.h"
 #endif
 #include "exec/cpu_ldst.h"