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[PULL 21/25] linux-user: add target_mmap_complete tracepoint


From: Alex Bennée
Subject: [PULL 21/25] linux-user: add target_mmap_complete tracepoint
Date: Thu, 19 Dec 2019 10:49:30 +0000

For full details we also want to see where the mmaps end up.

Signed-off-by: Alex Bennée <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Reviewed-by: Laurent Vivier <address@hidden>
Message-Id: <address@hidden>

diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index f4f10deaeac..0b1b43ac3c0 100644
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -538,8 +538,8 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int 
prot,
  the_end1:
     page_set_flags(start, start + len, prot | PAGE_VALID);
  the_end:
+    trace_target_mmap_complete(start);
 #ifdef DEBUG_MMAP
-    printf("ret=0x" TARGET_ABI_FMT_lx "\n", start);
     page_dump(stdout);
     printf("\n");
 #endif
diff --git a/linux-user/trace-events b/linux-user/trace-events
index 8d8d4c3c68c..6d6aeef7b52 100644
--- a/linux-user/trace-events
+++ b/linux-user/trace-events
@@ -15,3 +15,4 @@ user_s390x_restore_sigregs(void *env, uint64_t sc_psw_addr, 
uint64_t env_psw_add
 # mmap.c
 target_mprotect(uint64_t start, uint64_t len, int flags) "start=0x%"PRIx64 " 
len=0x%"PRIx64 " prot=0x%x"
 target_mmap(uint64_t start, uint64_t len, int pflags, int mflags, int fd, 
uint64_t offset) "start=0x%"PRIx64 " len=0x%"PRIx64 " prot=0x%x flags=0x%x 
fd=%d offset=0x%"PRIx64
+target_mmap_complete(uint64_t retaddr) "retaddr=0x%"PRIx64
-- 
2.20.1




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