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linux-user: convert target_munmap debug to a tracepoint 

Convert the final bit of DEBUG_MMAP to a tracepoint and remove the
last remanents of the #ifdef hackery.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20191205122518.10010-6-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2019-12-05 12:25:16 +00:00
parent 10d0d505de
commit b7b18d2680
2 changed files with 3 additions and 7 deletions
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9
linux-user/mmap.c
View File

@ -21,8 +21,6 @@
#include "exec/log.h"
#include "qemu.h"
//#define DEBUG_MMAP
static pthread_mutex_t mmap_mutex = PTHREAD_MUTEX_INITIALIZER;
static __thread int mmap_lock_count;
@ -597,11 +595,8 @@ int target_munmap(abi_ulong start, abi_ulong len)
abi_ulong end, real_start, real_end, addr;
int prot, ret;
#ifdef DEBUG_MMAP
printf("munmap: start=0x" TARGET_ABI_FMT_lx " len=0x"
TARGET_ABI_FMT_lx "\n",
start, len);
#endif
trace_target_munmap(start, len);
if (start & ~TARGET_PAGE_MASK)
return -TARGET_EINVAL;
len = TARGET_PAGE_ALIGN(len);

1
linux-user/trace-events
View File

@ -16,3 +16,4 @@ user_s390x_restore_sigregs(void *env, uint64_t sc_psw_addr, uint64_t env_psw_add
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
target_munmap(uint64_t start, uint64_t len) "start=0x%"PRIx64" len=0x%"PRIx64