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Re: [Qemu-devel] [PATCH 1/1] Converted malloc calls to g_malloc and g_ne


From: Alex Bennée
Subject: Re: [Qemu-devel] [PATCH 1/1] Converted malloc calls to g_malloc and g_new
Date: Sun, 13 Mar 2016 08:12:14 +0000
User-agent: mu4e 0.9.17; emacs 25.0.92.4

Mriyam Tamuli <address@hidden> writes:

> Can anyone please comment on this? Am I doing anything wrong here?

It's best to wait a few days. Most QEMU hackers work 9-5 jobs so
activity on the mailing list is fairly light over the weekend.

>
> On Sat, Mar 12, 2016 at 5:22 PM Mriyam Tamuli <address@hidden> wrote:
>>
>> Signed-off-by: Mriyam Tamuli <address@hidden>
>> ---
>>  block/iscsi.c      |  2 +-
>>  bsd-user/elfload.c | 12 ++++++------
>>  bsd-user/qemu.h    |  2 +-
>>  configure          |  4 ++--
>>  disas/ia64.c       |  2 +-
>>  5 files changed, 11 insertions(+), 11 deletions(-)
>>
>> diff --git a/block/iscsi.c b/block/iscsi.c
>> index 128ea79..2d6e5b4 100644
>> --- a/block/iscsi.c
>> +++ b/block/iscsi.c
>> @@ -840,7 +840,7 @@ static BlockAIOCB *iscsi_aio_ioctl(BlockDriverState *bs,
>>          return &acb->common;
>>      }
>>
>> -    acb->task = malloc(sizeof(struct scsi_task));
>> +    acb->task = g_malloc(sizeof(struct scsi_task));
>>      if (acb->task == NULL) {
>>          error_report("iSCSI: Failed to allocate task for scsi command. %s",
>>                       iscsi_get_error(iscsi));
>> diff --git a/bsd-user/elfload.c b/bsd-user/elfload.c
>> index 0a6092b..74d7c79 100644
>> --- a/bsd-user/elfload.c
>> +++ b/bsd-user/elfload.c
>> @@ -868,7 +868,7 @@ static abi_ulong load_elf_interp(struct elfhdr * 
>> interp_elf_ex,
>>              return ~(abi_ulong)0UL;
>>
>>          elf_phdata =  (struct elf_phdr *)
>> -                malloc(sizeof(struct elf_phdr) * interp_elf_ex->e_phnum);
>> +                g_malloc(sizeof(struct elf_phdr) * interp_elf_ex->e_phnum);
>>
>>          if (!elf_phdata)
>>            return ~((abi_ulong)0UL);
>> @@ -1064,13 +1064,13 @@ static void load_symbols(struct elfhdr *hdr, int fd)
>>
>>   found:
>>      /* Now know where the strtab and symtab are.  Snarf them. */
>> -    s = malloc(sizeof(*s));
>> -    syms = malloc(symtab.sh_size);
>> +    s = g_malloc(sizeof(*s));
>> +    syms = g_malloc(symtab.sh_size);
>>      if (!syms) {
>>          free(s);
>>          return;
>>      }
>> -    s->disas_strtab = strings = malloc(strtab.sh_size);
>> +    s->disas_strtab = strings = g_malloc(strtab.sh_size);
>>      if (!s->disas_strtab) {
>>          free(s);
>>          free(syms);
>> @@ -1191,7 +1191,7 @@ int load_elf_binary(struct linux_binprm * bprm, struct 
>> target_pt_regs * regs,
>>      }
>>
>>      /* Now read in all of the header information */
>> -    elf_phdata = (struct elf_phdr 
>> *)malloc(elf_ex.e_phentsize*elf_ex.e_phnum);
>> +    elf_phdata = g_new(elf_ex.e_phentsize * elf_ex.e_phnum);
>>      if (elf_phdata == NULL) {
>>          return -ENOMEM;
>>      }
>> @@ -1244,7 +1244,7 @@ int load_elf_binary(struct linux_binprm * bprm, struct 
>> target_pt_regs * regs,
>>               * is an a.out format binary
>>               */
>>
>> -            elf_interpreter = (char *)malloc(elf_ppnt->p_filesz);
>> +            elf_interpreter = g_new(elf_ppnt->p_filesz);
>>
>>              if (elf_interpreter == NULL) {
>>                  free (elf_phdata);
>> diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
>> index 03b502a..ada4360 100644
>> --- a/bsd-user/qemu.h
>> +++ b/bsd-user/qemu.h
>> @@ -357,7 +357,7 @@ static inline void *lock_user(int type, abi_ulong 
>> guest_addr, long len, int copy
>>  #ifdef DEBUG_REMAP
>>      {
>>          void *addr;
>> -        addr = malloc(len);
>> +        addr = g_malloc(len);
>>          if (copy)
>>              memcpy(addr, g2h(guest_addr), len);
>>          else
>> diff --git a/configure b/configure
>> index 2b32876..5df672b 100755
>> --- a/configure
>> +++ b/configure
>> @@ -3512,7 +3512,7 @@ fi
>>  if test "$tcmalloc" = "yes" ; then
>>    cat > $TMPC << EOF
>>  #include <stdlib.h>
>> -int main(void) { malloc(1); return 0; }
>> +int main(void) { g_malloc(1); return 0; }
>>  EOF
>>
>>    if compile_prog "" "-ltcmalloc" ; then
>> @@ -3528,7 +3528,7 @@ fi
>>  if test "$jemalloc" = "yes" ; then
>>    cat > $TMPC << EOF
>>  #include <stdlib.h>
>> -int main(void) { malloc(1); return 0; }
>> +int main(void) { g_malloc(1); return 0; }
>>  EOF
>>
>>    if compile_prog "" "-ljemalloc" ; then
>> diff --git a/disas/ia64.c b/disas/ia64.c
>> index 140754c..b0733ed 100644
>> --- a/disas/ia64.c
>> +++ b/disas/ia64.c
>> @@ -10268,7 +10268,7 @@ static struct ia64_opcode *
>>  make_ia64_opcode (ia64_insn opcode, const char *name, int place, int depind)
>>  {
>>    struct ia64_opcode *res =
>> -    (struct ia64_opcode *) malloc (sizeof (struct ia64_opcode));
>> +    g_new(sizeof(struct ia64_opcode));
>>    res->name = strdup (name);
>>    res->type = main_table[place].opcode_type;
>>    res->num_outputs = main_table[place].num_outputs;
>> --
>> 2.5.0
>>


--
Alex Bennée



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