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authorPeter Eisentraut <peter@eisentraut.org>2025-02-12 08:59:48 +0100
committerPeter Eisentraut <peter@eisentraut.org>2025-02-12 08:59:48 +0100
commit1b5841d4615045e48c3a0019e36f91e4e71d0912 (patch)
treea00f00acca59fae0c8cb35a918ad1e9cb177cefd
parent827b4060a8e35047c1adc9ca2ab3d8e7ad905df0 (diff)
downloadpostgresql-1b5841d4615045e48c3a0019e36f91e4e71d0912.tar.gz
postgresql-1b5841d4615045e48c3a0019e36f91e4e71d0912.zip
Remove unnecessary (char *) casts [checksum]
Remove some (char *) casts related to uses of the pg_checksum_page() function. These casts are useless, because everything involved already has the right type. Moreover, these casts actually silently discarded a const qualifier. The declaration of a higher-level function needs to be adjusted to fix that. Reviewed-by: Dagfinn Ilmari Mannsåker <ilmari@ilmari.org> Discussion: https://www.postgresql.org/message-id/flat/fd1fcedb-3492-4fc8-9e3e-74b97f2db6c7%40eisentraut.org
-rw-r--r--contrib/pageinspect/rawpage.c2
-rw-r--r--src/backend/storage/page/bufpage.c6
-rw-r--r--src/include/storage/bufpage.h2
3 files changed, 5 insertions, 5 deletions
diff --git a/contrib/pageinspect/rawpage.c b/contrib/pageinspect/rawpage.c
index 20a04438da5..617dff821a6 100644
--- a/contrib/pageinspect/rawpage.c
+++ b/contrib/pageinspect/rawpage.c
@@ -357,7 +357,7 @@ page_checksum_internal(PG_FUNCTION_ARGS, enum pageinspect_version ext_version)
if (PageIsNew(page))
PG_RETURN_NULL();
- PG_RETURN_INT16(pg_checksum_page((char *) page, blkno));
+ PG_RETURN_INT16(pg_checksum_page(page, blkno));
}
Datum
diff --git a/src/backend/storage/page/bufpage.c b/src/backend/storage/page/bufpage.c
index 424dd3f4bfb..91da73dda8b 100644
--- a/src/backend/storage/page/bufpage.c
+++ b/src/backend/storage/page/bufpage.c
@@ -85,7 +85,7 @@ PageInit(Page page, Size pageSize, Size specialSize)
* to pgstat.
*/
bool
-PageIsVerifiedExtended(const PageData *page, BlockNumber blkno, int flags)
+PageIsVerifiedExtended(PageData *page, BlockNumber blkno, int flags)
{
const PageHeaderData *p = (const PageHeaderData *) page;
size_t *pagebytes;
@@ -100,7 +100,7 @@ PageIsVerifiedExtended(const PageData *page, BlockNumber blkno, int flags)
{
if (DataChecksumsEnabled())
{
- checksum = pg_checksum_page((char *) page, blkno);
+ checksum = pg_checksum_page(page, blkno);
if (checksum != p->pd_checksum)
checksum_failure = true;
@@ -1534,5 +1534,5 @@ PageSetChecksumInplace(Page page, BlockNumber blkno)
if (PageIsNew(page) || !DataChecksumsEnabled())
return;
- ((PageHeader) page)->pd_checksum = pg_checksum_page((char *) page, blkno);
+ ((PageHeader) page)->pd_checksum = pg_checksum_page(page, blkno);
}
diff --git a/src/include/storage/bufpage.h b/src/include/storage/bufpage.h
index d06208b7ce6..6646b6f6371 100644
--- a/src/include/storage/bufpage.h
+++ b/src/include/storage/bufpage.h
@@ -489,7 +489,7 @@ StaticAssertDecl(BLCKSZ == ((BLCKSZ / sizeof(size_t)) * sizeof(size_t)),
"BLCKSZ has to be a multiple of sizeof(size_t)");
extern void PageInit(Page page, Size pageSize, Size specialSize);
-extern bool PageIsVerifiedExtended(const PageData *page, BlockNumber blkno, int flags);
+extern bool PageIsVerifiedExtended(PageData *page, BlockNumber blkno, int flags);
extern OffsetNumber PageAddItemExtended(Page page, Item item, Size size,
OffsetNumber offsetNumber, int flags);
extern Page PageGetTempPage(const PageData *page);